Home / 51,425.92-77,133.12-34,892.16

Finding the Fourth Proportional to 51,425.92, 77,133.12 and 34,892.16

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Solution

The fourth proportional to 51,425.92, 77,133.12 and 34,892.16 is: 52,334.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,425.92 : 77,133.12 = 34,892.16 : x
  2. Step 2: Convert to fraction form
    51,425.92/77,133.12 = 34,892.16/x
  3. Step 3: Cross multiply
    51,425.92x = 77,133.12 × 34,892.16
  4. Step 4: Simplify right side
    51,425.92x = 2,691,341,164.34
  5. Step 5: Solve for x
    x = 2,691,341,164.34/51,425.92
  6. Step 6: Final answer
    x = 52,334.33

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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.