Home / 118,925.31-178,446.15-52,357.08

Finding the Fourth Proportional to 118,925.31, 178,446.15 and 52,357.08

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Solution

The fourth proportional to 118,925.31, 178,446.15 and 52,357.08 is: 78,561.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,925.31 : 178,446.15 = 52,357.08 : x
  2. Step 2: Convert to fraction form
    118,925.31/178,446.15 = 52,357.08/x
  3. Step 3: Cross multiply
    118,925.31x = 178,446.15 × 52,357.08
  4. Step 4: Simplify right side
    118,925.31x = 9,342,919,351.24
  5. Step 5: Solve for x
    x = 9,342,919,351.24/118,925.31
  6. Step 6: Final answer
    x = 78,561.24

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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.