Home / 91,614.43-137,396.13-32,434.21

Finding the Fourth Proportional to 91,614.43, 137,396.13 and 32,434.21

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Solution

The fourth proportional to 91,614.43, 137,396.13 and 32,434.21 is: 48,642.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,614.43 : 137,396.13 = 32,434.21 : x
  2. Step 2: Convert to fraction form
    91,614.43/137,396.13 = 32,434.21/x
  3. Step 3: Cross multiply
    91,614.43x = 137,396.13 × 32,434.21
  4. Step 4: Simplify right side
    91,614.43x = 4,456,334,933.61
  5. Step 5: Solve for x
    x = 4,456,334,933.61/91,614.43
  6. Step 6: Final answer
    x = 48,642.28

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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.