Home / 91,614.28-137,389.04-43,577.24

Finding the Fourth Proportional to 91,614.28, 137,389.04 and 43,577.24

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Solution

The fourth proportional to 91,614.28, 137,389.04 and 43,577.24 is: 65,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,614.28 : 137,389.04 = 43,577.24 : x
  2. Step 2: Convert to fraction form
    91,614.28/137,389.04 = 43,577.24/x
  3. Step 3: Cross multiply
    91,614.28x = 137,389.04 × 43,577.24
  4. Step 4: Simplify right side
    91,614.28x = 5,987,035,169.45
  5. Step 5: Solve for x
    x = 5,987,035,169.45/91,614.28
  6. Step 6: Final answer
    x = 65,350.46

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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.