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Finding the Fourth Proportional to 119,766.60, 179,534.70 and 93,097.80

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Solution

The fourth proportional to 119,766.60, 179,534.70 and 93,097.80 is: 139,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,766.60 : 179,534.70 = 93,097.80 : x
  2. Step 2: Convert to fraction form
    119,766.60/179,534.70 = 93,097.80/x
  3. Step 3: Cross multiply
    119,766.60x = 179,534.70 × 93,097.80
  4. Step 4: Simplify right side
    119,766.60x = 16,714,285,593.66
  5. Step 5: Solve for x
    x = 16,714,285,593.66/119,766.60
  6. Step 6: Final answer
    x = 139,557.15

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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.