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Finding the Fourth Proportional to 160,451.83, 240,751.50 and 60,646.69

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Solution

The fourth proportional to 160,451.83, 240,751.50 and 60,646.69 is: 90,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,451.83 : 240,751.50 = 60,646.69 : x
  2. Step 2: Convert to fraction form
    160,451.83/240,751.50 = 60,646.69/x
  3. Step 3: Cross multiply
    160,451.83x = 240,751.50 × 60,646.69
  4. Step 4: Simplify right side
    160,451.83x = 14,600,781,587.54
  5. Step 5: Solve for x
    x = 14,600,781,587.54/160,451.83
  6. Step 6: Final answer
    x = 90,997.91

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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.