Home / 42,707.12-63,967.08-35,227.28

Finding the Fourth Proportional to 42,707.12, 63,967.08 and 35,227.28

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Solution

The fourth proportional to 42,707.12, 63,967.08 and 35,227.28 is: 52,763.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,707.12 : 63,967.08 = 35,227.28 : x
  2. Step 2: Convert to fraction form
    42,707.12/63,967.08 = 35,227.28/x
  3. Step 3: Cross multiply
    42,707.12x = 63,967.08 × 35,227.28
  4. Step 4: Simplify right side
    42,707.12x = 2,253,386,237.94
  5. Step 5: Solve for x
    x = 2,253,386,237.94/42,707.12
  6. Step 6: Final answer
    x = 52,763.71

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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.