Home / 99,597.26-137,444.24-54,275.28

Finding the Fourth Proportional to 99,597.26, 137,444.24 and 54,275.28

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Solution

The fourth proportional to 99,597.26, 137,444.24 and 54,275.28 is: 74,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,597.26 : 137,444.24 = 54,275.28 : x
  2. Step 2: Convert to fraction form
    99,597.26/137,444.24 = 54,275.28/x
  3. Step 3: Cross multiply
    99,597.26x = 137,444.24 × 54,275.28
  4. Step 4: Simplify right side
    99,597.26x = 7,459,824,610.39
  5. Step 5: Solve for x
    x = 7,459,824,610.39/99,597.26
  6. Step 6: Final answer
    x = 74,899.90

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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.