Home / 67,387.04-101,142.82-34,130.48

Finding the Fourth Proportional to 67,387.04, 101,142.82 and 34,130.48

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Solution

The fourth proportional to 67,387.04, 101,142.82 and 34,130.48 is: 51,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,387.04 : 101,142.82 = 34,130.48 : x
  2. Step 2: Convert to fraction form
    67,387.04/101,142.82 = 34,130.48/x
  3. Step 3: Cross multiply
    67,387.04x = 101,142.82 × 34,130.48
  4. Step 4: Simplify right side
    67,387.04x = 3,452,052,995.15
  5. Step 5: Solve for x
    x = 3,452,052,995.15/67,387.04
  6. Step 6: Final answer
    x = 51,227.25

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1.5x scale

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.