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Finding the Fourth Proportional to 65,241.76, 97,851.12 and 25,785.76

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Solution

The fourth proportional to 65,241.76, 97,851.12 and 25,785.76 is: 38,674.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,241.76 : 97,851.12 = 25,785.76 : x
  2. Step 2: Convert to fraction form
    65,241.76/97,851.12 = 25,785.76/x
  3. Step 3: Cross multiply
    65,241.76x = 97,851.12 × 25,785.76
  4. Step 4: Simplify right side
    65,241.76x = 2,523,165,496.05
  5. Step 5: Solve for x
    x = 2,523,165,496.05/65,241.76
  6. Step 6: Final answer
    x = 38,674.09

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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.