Home / 102,011.20-153,016.80-62,094.40

Finding the Fourth Proportional to 102,011.20, 153,016.80 and 62,094.40

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Solution

The fourth proportional to 102,011.20, 153,016.80 and 62,094.40 is: 93,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,011.20 : 153,016.80 = 62,094.40 : x
  2. Step 2: Convert to fraction form
    102,011.20/153,016.80 = 62,094.40/x
  3. Step 3: Cross multiply
    102,011.20x = 153,016.80 × 62,094.40
  4. Step 4: Simplify right side
    102,011.20x = 9,501,486,385.92
  5. Step 5: Solve for x
    x = 9,501,486,385.92/102,011.20
  6. Step 6: Final answer
    x = 93,141.60

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1.5x scale

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.