Home / 54,049.08-74,608.16-42,534.12

Finding the Fourth Proportional to 54,049.08, 74,608.16 and 42,534.12

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Solution

The fourth proportional to 54,049.08, 74,608.16 and 42,534.12 is: 58,713.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,049.08 : 74,608.16 = 42,534.12 : x
  2. Step 2: Convert to fraction form
    54,049.08/74,608.16 = 42,534.12/x
  3. Step 3: Cross multiply
    54,049.08x = 74,608.16 × 42,534.12
  4. Step 4: Simplify right side
    54,049.08x = 3,173,392,430.42
  5. Step 5: Solve for x
    x = 3,173,392,430.42/54,049.08
  6. Step 6: Final answer
    x = 58,713.16

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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.