Home / 134,436.44-185,523.55-74,008.28

Finding the Fourth Proportional to 134,436.44, 185,523.55 and 74,008.28

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Solution

The fourth proportional to 134,436.44, 185,523.55 and 74,008.28 is: 102,132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,436.44 : 185,523.55 = 74,008.28 : x
  2. Step 2: Convert to fraction form
    134,436.44/185,523.55 = 74,008.28/x
  3. Step 3: Cross multiply
    134,436.44x = 185,523.55 × 74,008.28
  4. Step 4: Simplify right side
    134,436.44x = 13,730,279,113.78
  5. Step 5: Solve for x
    x = 13,730,279,113.78/134,436.44
  6. Step 6: Final answer
    x = 102,132.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.