Home / 134,426.57-201,639.85-40,932.32

Finding the Fourth Proportional to 134,426.57, 201,639.85 and 40,932.32

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Solution

The fourth proportional to 134,426.57, 201,639.85 and 40,932.32 is: 61,398.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,426.57 : 201,639.85 = 40,932.32 : x
  2. Step 2: Convert to fraction form
    134,426.57/201,639.85 = 40,932.32/x
  3. Step 3: Cross multiply
    134,426.57x = 201,639.85 × 40,932.32
  4. Step 4: Simplify right side
    134,426.57x = 8,253,585,856.75
  5. Step 5: Solve for x
    x = 8,253,585,856.75/134,426.57
  6. Step 6: Final answer
    x = 61,398.47

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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.