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Finding the Fourth Proportional to 160,649.85, 240,591.72 and 93,039.03

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Solution

The fourth proportional to 160,649.85, 240,591.72 and 93,039.03 is: 139,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,649.85 : 240,591.72 = 93,039.03 : x
  2. Step 2: Convert to fraction form
    160,649.85/240,591.72 = 93,039.03/x
  3. Step 3: Cross multiply
    160,649.85x = 240,591.72 × 93,039.03
  4. Step 4: Simplify right side
    160,649.85x = 22,384,420,254.83
  5. Step 5: Solve for x
    x = 22,384,420,254.83/160,649.85
  6. Step 6: Final answer
    x = 139,336.70

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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.