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Finding the Fourth Proportional to 157,935.52, 236,903.52 and 47,127.52

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Solution

The fourth proportional to 157,935.52, 236,903.52 and 47,127.52 is: 70,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,935.52 : 236,903.52 = 47,127.52 : x
  2. Step 2: Convert to fraction form
    157,935.52/236,903.52 = 47,127.52/x
  3. Step 3: Cross multiply
    157,935.52x = 236,903.52 × 47,127.52
  4. Step 4: Simplify right side
    157,935.52x = 11,164,675,376.87
  5. Step 5: Solve for x
    x = 11,164,675,376.87/157,935.52
  6. Step 6: Final answer
    x = 70,691.35

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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.