Home / 65,752.20-98,628.30-54,232.20

Finding the Fourth Proportional to 65,752.20, 98,628.30 and 54,232.20

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Solution

The fourth proportional to 65,752.20, 98,628.30 and 54,232.20 is: 81,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,752.20 : 98,628.30 = 54,232.20 : x
  2. Step 2: Convert to fraction form
    65,752.20/98,628.30 = 54,232.20/x
  3. Step 3: Cross multiply
    65,752.20x = 98,628.30 × 54,232.20
  4. Step 4: Simplify right side
    65,752.20x = 5,348,829,691.26
  5. Step 5: Solve for x
    x = 5,348,829,691.26/65,752.20
  6. Step 6: Final answer
    x = 81,348.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.