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Finding the Fourth Proportional to 144,502.92, 216,793.34 and 60,235.08

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Solution

The fourth proportional to 144,502.92, 216,793.34 and 60,235.08 is: 90,368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,502.92 : 216,793.34 = 60,235.08 : x
  2. Step 2: Convert to fraction form
    144,502.92/216,793.34 = 60,235.08/x
  3. Step 3: Cross multiply
    144,502.92x = 216,793.34 × 60,235.08
  4. Step 4: Simplify right side
    144,502.92x = 13,058,564,178.37
  5. Step 5: Solve for x
    x = 13,058,564,178.37/144,502.92
  6. Step 6: Final answer
    x = 90,368.86

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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.