Home / 102,002,545-153,003,724.01-31,973,277.32

Finding the Fourth Proportional to 102,002,545, 153,003,724.01 and 31,973,277.32

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Solution

The fourth proportional to 102,002,545, 153,003,724.01 and 31,973,277.32 is: 47,959,886.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,002,545 : 153,003,724.01 = 31,973,277.32 : x
  2. Step 2: Convert to fraction form
    102,002,545/153,003,724.01 = 31,973,277.32/x
  3. Step 3: Cross multiply
    102,002,545x = 153,003,724.01 × 31,973,277.32
  4. Step 4: Simplify right side
    102,002,545x = 4,892,030,498,764,472
  5. Step 5: Solve for x
    x = 4,892,030,498,764,472/102,002,545
  6. Step 6: Final answer
    x = 47,959,886.68

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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.