Home / 65,711.40-98,567.10-32,437.80

Finding the Fourth Proportional to 65,711.40, 98,567.10 and 32,437.80

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Solution

The fourth proportional to 65,711.40, 98,567.10 and 32,437.80 is: 48,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,711.40 : 98,567.10 = 32,437.80 : x
  2. Step 2: Convert to fraction form
    65,711.40/98,567.10 = 32,437.80/x
  3. Step 3: Cross multiply
    65,711.40x = 98,567.10 × 32,437.80
  4. Step 4: Simplify right side
    65,711.40x = 3,197,299,876.38
  5. Step 5: Solve for x
    x = 3,197,299,876.38/65,711.40
  6. Step 6: Final answer
    x = 48,656.70

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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.