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Finding the Fourth Proportional to 65,499.52, 98,239.70 and 32,210.64

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Solution

The fourth proportional to 65,499.52, 98,239.70 and 32,210.64 is: 48,311.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,499.52 : 98,239.70 = 32,210.64 : x
  2. Step 2: Convert to fraction form
    65,499.52/98,239.70 = 32,210.64/x
  3. Step 3: Cross multiply
    65,499.52x = 98,239.70 × 32,210.64
  4. Step 4: Simplify right side
    65,499.52x = 3,164,363,610.41
  5. Step 5: Solve for x
    x = 3,164,363,610.41/65,499.52
  6. Step 6: Final answer
    x = 48,311.25

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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.