Home / 67,242.46-100,926.02-33,985.71

Finding the Fourth Proportional to 67,242.46, 100,926.02 and 33,985.71

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Solution

The fourth proportional to 67,242.46, 100,926.02 and 33,985.71 is: 51,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,242.46 : 100,926.02 = 33,985.71 : x
  2. Step 2: Convert to fraction form
    67,242.46/100,926.02 = 33,985.71/x
  3. Step 3: Cross multiply
    67,242.46x = 100,926.02 × 33,985.71
  4. Step 4: Simplify right side
    67,242.46x = 3,430,041,772.62
  5. Step 5: Solve for x
    x = 3,430,041,772.62/67,242.46
  6. Step 6: Final answer
    x = 51,010.06

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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.