Home / 155,649.12-233,377.76-60,768.86

Finding the Fourth Proportional to 155,649.12, 233,377.76 and 60,768.86

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Solution

The fourth proportional to 155,649.12, 233,377.76 and 60,768.86 is: 91,115.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,649.12 : 233,377.76 = 60,768.86 : x
  2. Step 2: Convert to fraction form
    155,649.12/233,377.76 = 60,768.86/x
  3. Step 3: Cross multiply
    155,649.12x = 233,377.76 × 60,768.86
  4. Step 4: Simplify right side
    155,649.12x = 14,182,100,424.55
  5. Step 5: Solve for x
    x = 14,182,100,424.55/155,649.12
  6. Step 6: Final answer
    x = 91,115.84

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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.