Home / 42,335.87-63,490.84-29,272.19

Finding the Fourth Proportional to 42,335.87, 63,490.84 and 29,272.19

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Solution

The fourth proportional to 42,335.87, 63,490.84 and 29,272.19 is: 43,899.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,335.87 : 63,490.84 = 29,272.19 : x
  2. Step 2: Convert to fraction form
    42,335.87/63,490.84 = 29,272.19/x
  3. Step 3: Cross multiply
    42,335.87x = 63,490.84 × 29,272.19
  4. Step 4: Simplify right side
    42,335.87x = 1,858,515,931.74
  5. Step 5: Solve for x
    x = 1,858,515,931.74/42,335.87
  6. Step 6: Final answer
    x = 43,899.32

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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.