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Finding the Fourth Proportional to 65,965.84, 98,948.77 and 29,029.84

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Solution

The fourth proportional to 65,965.84, 98,948.77 and 29,029.84 is: 43,544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,965.84 : 98,948.77 = 29,029.84 : x
  2. Step 2: Convert to fraction form
    65,965.84/98,948.77 = 29,029.84/x
  3. Step 3: Cross multiply
    65,965.84x = 98,948.77 × 29,029.84
  4. Step 4: Simplify right side
    65,965.84x = 2,872,466,961.30
  5. Step 5: Solve for x
    x = 2,872,466,961.30/65,965.84
  6. Step 6: Final answer
    x = 43,544.76

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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.