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Finding the Fourth Proportional to 151,752.60, 227,766.60 and 76,924.80

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Solution

The fourth proportional to 151,752.60, 227,766.60 and 76,924.80 is: 115,457.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,752.60 : 227,766.60 = 76,924.80 : x
  2. Step 2: Convert to fraction form
    151,752.60/227,766.60 = 76,924.80/x
  3. Step 3: Cross multiply
    151,752.60x = 227,766.60 × 76,924.80
  4. Step 4: Simplify right side
    151,752.60x = 17,520,900,151.68
  5. Step 5: Solve for x
    x = 17,520,900,151.68/151,752.60
  6. Step 6: Final answer
    x = 115,457.00

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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.