Home / 54,101.44-74,541.18-40,432.24

Finding the Fourth Proportional to 54,101.44, 74,541.18 and 40,432.24

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Solution

The fourth proportional to 54,101.44, 74,541.18 and 40,432.24 is: 55,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,101.44 : 74,541.18 = 40,432.24 : x
  2. Step 2: Convert to fraction form
    54,101.44/74,541.18 = 40,432.24/x
  3. Step 3: Cross multiply
    54,101.44x = 74,541.18 × 40,432.24
  4. Step 4: Simplify right side
    54,101.44x = 3,013,866,879.64
  5. Step 5: Solve for x
    x = 3,013,866,879.64/54,101.44
  6. Step 6: Final answer
    x = 55,707.70

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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.