Home / 118,296.90-177,445.35-62,115.30

Finding the Fourth Proportional to 118,296.90, 177,445.35 and 62,115.30

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Solution

The fourth proportional to 118,296.90, 177,445.35 and 62,115.30 is: 93,172.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,296.90 : 177,445.35 = 62,115.30 : x
  2. Step 2: Convert to fraction form
    118,296.90/177,445.35 = 62,115.30/x
  3. Step 3: Cross multiply
    118,296.90x = 177,445.35 × 62,115.30
  4. Step 4: Simplify right side
    118,296.90x = 11,022,071,148.86
  5. Step 5: Solve for x
    x = 11,022,071,148.86/118,296.90
  6. Step 6: Final answer
    x = 93,172.95

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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.