Home / 102,538,127.20-153,807,190.80-94,752,450.40

Finding the Fourth Proportional to 102,538,127.20, 153,807,190.80 and 94,752,450.40

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Solution

The fourth proportional to 102,538,127.20, 153,807,190.80 and 94,752,450.40 is: 142,128,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,538,127.20 : 153,807,190.80 = 94,752,450.40 : x
  2. Step 2: Convert to fraction form
    102,538,127.20/153,807,190.80 = 94,752,450.40/x
  3. Step 3: Cross multiply
    102,538,127.20x = 153,807,190.80 × 94,752,450.40
  4. Step 4: Simplify right side
    102,538,127.20x = 14,573,608,217,440,338
  5. Step 5: Solve for x
    x = 14,573,608,217,440,338/102,538,127.20
  6. Step 6: Final answer
    x = 142,128,675.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.