Home / 115,188.27-172,797.02-45,058.47

Finding the Fourth Proportional to 115,188.27, 172,797.02 and 45,058.47

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Solution

The fourth proportional to 115,188.27, 172,797.02 and 45,058.47 is: 67,593.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,188.27 : 172,797.02 = 45,058.47 : x
  2. Step 2: Convert to fraction form
    115,188.27/172,797.02 = 45,058.47/x
  3. Step 3: Cross multiply
    115,188.27x = 172,797.02 × 45,058.47
  4. Step 4: Simplify right side
    115,188.27x = 7,785,969,116.47
  5. Step 5: Solve for x
    x = 7,785,969,116.47/115,188.27
  6. Step 6: Final answer
    x = 67,593.42

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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.