Home / 63,959.28-88,264.38-35,280.05

Finding the Fourth Proportional to 63,959.28, 88,264.38 and 35,280.05

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Solution

The fourth proportional to 63,959.28, 88,264.38 and 35,280.05 is: 48,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,959.28 : 88,264.38 = 35,280.05 : x
  2. Step 2: Convert to fraction form
    63,959.28/88,264.38 = 35,280.05/x
  3. Step 3: Cross multiply
    63,959.28x = 88,264.38 × 35,280.05
  4. Step 4: Simplify right side
    63,959.28x = 3,113,971,298.30
  5. Step 5: Solve for x
    x = 3,113,971,298.30/63,959.28
  6. Step 6: Final answer
    x = 48,686.78

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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.