Home / 74,943.17-112,400.33-34,951.17

Finding the Fourth Proportional to 74,943.17, 112,400.33 and 34,951.17

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Solution

The fourth proportional to 74,943.17, 112,400.33 and 34,951.17 is: 52,420.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,943.17 : 112,400.33 = 34,951.17 : x
  2. Step 2: Convert to fraction form
    74,943.17/112,400.33 = 34,951.17/x
  3. Step 3: Cross multiply
    74,943.17x = 112,400.33 × 34,951.17
  4. Step 4: Simplify right side
    74,943.17x = 3,928,522,867.13
  5. Step 5: Solve for x
    x = 3,928,522,867.13/74,943.17
  6. Step 6: Final answer
    x = 52,420.03

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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.