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Finding the Fourth Proportional to 65,630.66, 98,441.22 and 25,642.12

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Solution

The fourth proportional to 65,630.66, 98,441.22 and 25,642.12 is: 38,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,630.66 : 98,441.22 = 25,642.12 : x
  2. Step 2: Convert to fraction form
    65,630.66/98,441.22 = 25,642.12/x
  3. Step 3: Cross multiply
    65,630.66x = 98,441.22 × 25,642.12
  4. Step 4: Simplify right side
    65,630.66x = 2,524,241,610.82
  5. Step 5: Solve for x
    x = 2,524,241,610.82/65,630.66
  6. Step 6: Final answer
    x = 38,461.32

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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.