Home / 56,356.08-77,770.44-31,205.04

Finding the Fourth Proportional to 56,356.08, 77,770.44 and 31,205.04

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Solution

The fourth proportional to 56,356.08, 77,770.44 and 31,205.04 is: 43,062.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,356.08 : 77,770.44 = 31,205.04 : x
  2. Step 2: Convert to fraction form
    56,356.08/77,770.44 = 31,205.04/x
  3. Step 3: Cross multiply
    56,356.08x = 77,770.44 × 31,205.04
  4. Step 4: Simplify right side
    56,356.08x = 2,426,829,691.02
  5. Step 5: Solve for x
    x = 2,426,829,691.02/56,356.08
  6. Step 6: Final answer
    x = 43,062.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.