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Finding the Fourth Proportional to 43,659.84, 65,490.22 and 34,950.12

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Solution

The fourth proportional to 43,659.84, 65,490.22 and 34,950.12 is: 52,425.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,659.84 : 65,490.22 = 34,950.12 : x
  2. Step 2: Convert to fraction form
    43,659.84/65,490.22 = 34,950.12/x
  3. Step 3: Cross multiply
    43,659.84x = 65,490.22 × 34,950.12
  4. Step 4: Simplify right side
    43,659.84x = 2,288,891,047.83
  5. Step 5: Solve for x
    x = 2,288,891,047.83/43,659.84
  6. Step 6: Final answer
    x = 52,425.55

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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.