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Finding the Fourth Proportional to 186,472.85, 257,613.75 and 150,600.60

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Solution

The fourth proportional to 186,472.85, 257,613.75 and 150,600.60 is: 208,055.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,472.85 : 257,613.75 = 150,600.60 : x
  2. Step 2: Convert to fraction form
    186,472.85/257,613.75 = 150,600.60/x
  3. Step 3: Cross multiply
    186,472.85x = 257,613.75 × 150,600.60
  4. Step 4: Simplify right side
    186,472.85x = 38,796,785,318.25
  5. Step 5: Solve for x
    x = 38,796,785,318.25/186,472.85
  6. Step 6: Final answer
    x = 208,055.95

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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.