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Finding the Fourth Proportional to 218,592.60, 301,665.24 and 127,957.02

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Solution

The fourth proportional to 218,592.60, 301,665.24 and 127,957.02 is: 176,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,592.60 : 301,665.24 = 127,957.02 : x
  2. Step 2: Convert to fraction form
    218,592.60/301,665.24 = 127,957.02/x
  3. Step 3: Cross multiply
    218,592.60x = 301,665.24 × 127,957.02
  4. Step 4: Simplify right side
    218,592.60x = 38,600,185,147.98
  5. Step 5: Solve for x
    x = 38,600,185,147.98/218,592.60
  6. Step 6: Final answer
    x = 176,585.05

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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.