Home / 65,505.12-98,248.03-32,216.20

Finding the Fourth Proportional to 65,505.12, 98,248.03 and 32,216.20

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Solution

The fourth proportional to 65,505.12, 98,248.03 and 32,216.20 is: 48,319.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,505.12 : 98,248.03 = 32,216.20 : x
  2. Step 2: Convert to fraction form
    65,505.12/98,248.03 = 32,216.20/x
  3. Step 3: Cross multiply
    65,505.12x = 98,248.03 × 32,216.20
  4. Step 4: Simplify right side
    65,505.12x = 3,165,178,184.09
  5. Step 5: Solve for x
    x = 3,165,178,184.09/65,505.12
  6. Step 6: Final answer
    x = 48,319.55

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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.