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Finding the Fourth Proportional to 159,073.61, 238,610.45 and 46,753.83

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Solution

The fourth proportional to 159,073.61, 238,610.45 and 46,753.83 is: 70,130.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,073.61 : 238,610.45 = 46,753.83 : x
  2. Step 2: Convert to fraction form
    159,073.61/238,610.45 = 46,753.83/x
  3. Step 3: Cross multiply
    159,073.61x = 238,610.45 × 46,753.83
  4. Step 4: Simplify right side
    159,073.61x = 11,155,952,532.41
  5. Step 5: Solve for x
    x = 11,155,952,532.41/159,073.61
  6. Step 6: Final answer
    x = 70,130.76

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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.