Home / 54,129.31-74,700.03-29,601.57

Finding the Fourth Proportional to 54,129.31, 74,700.03 and 29,601.57

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Solution

The fourth proportional to 54,129.31, 74,700.03 and 29,601.57 is: 40,851.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,129.31 : 74,700.03 = 29,601.57 : x
  2. Step 2: Convert to fraction form
    54,129.31/74,700.03 = 29,601.57/x
  3. Step 3: Cross multiply
    54,129.31x = 74,700.03 × 29,601.57
  4. Step 4: Simplify right side
    54,129.31x = 2,211,238,167.05
  5. Step 5: Solve for x
    x = 2,211,238,167.05/54,129.31
  6. Step 6: Final answer
    x = 40,851.03

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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.