Home / 64,023.12-88,351.92-35,728.20

Finding the Fourth Proportional to 64,023.12, 88,351.92 and 35,728.20

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Solution

The fourth proportional to 64,023.12, 88,351.92 and 35,728.20 is: 49,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,023.12 : 88,351.92 = 35,728.20 : x
  2. Step 2: Convert to fraction form
    64,023.12/88,351.92 = 35,728.20/x
  3. Step 3: Cross multiply
    64,023.12x = 88,351.92 × 35,728.20
  4. Step 4: Simplify right side
    64,023.12x = 3,156,655,068.14
  5. Step 5: Solve for x
    x = 3,156,655,068.14/64,023.12
  6. Step 6: Final answer
    x = 49,304.92

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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.