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Finding the Fourth Proportional to 151,407.52, 227,117.55 and 56,628.20

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Solution

The fourth proportional to 151,407.52, 227,117.55 and 56,628.20 is: 84,944.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,407.52 : 227,117.55 = 56,628.20 : x
  2. Step 2: Convert to fraction form
    151,407.52/227,117.55 = 56,628.20/x
  3. Step 3: Cross multiply
    151,407.52x = 227,117.55 × 56,628.20
  4. Step 4: Simplify right side
    151,407.52x = 12,861,258,044.91
  5. Step 5: Solve for x
    x = 12,861,258,044.91/151,407.52
  6. Step 6: Final answer
    x = 84,944.65

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1.5x scale

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.