Home / 115,426.40-173,143.92-32,318.24

Finding the Fourth Proportional to 115,426.40, 173,143.92 and 32,318.24

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Solution

The fourth proportional to 115,426.40, 173,143.92 and 32,318.24 is: 48,478.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,426.40 : 173,143.92 = 32,318.24 : x
  2. Step 2: Convert to fraction form
    115,426.40/173,143.92 = 32,318.24/x
  3. Step 3: Cross multiply
    115,426.40x = 173,143.92 × 32,318.24
  4. Step 4: Simplify right side
    115,426.40x = 5,595,706,761.10
  5. Step 5: Solve for x
    x = 5,595,706,761.10/115,426.40
  6. Step 6: Final answer
    x = 48,478.57

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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.