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Finding the Fourth Proportional to 229,153.01, 316,269.17 and 133,659.73

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Solution

The fourth proportional to 229,153.01, 316,269.17 and 133,659.73 is: 184,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,153.01 : 316,269.17 = 133,659.73 : x
  2. Step 2: Convert to fraction form
    229,153.01/316,269.17 = 133,659.73/x
  3. Step 3: Cross multiply
    229,153.01x = 316,269.17 × 133,659.73
  4. Step 4: Simplify right side
    229,153.01x = 42,272,450,288.18
  5. Step 5: Solve for x
    x = 42,272,450,288.18/229,153.01
  6. Step 6: Final answer
    x = 184,472.60

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1.5x scale

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.