Home / 134,882.62-186,148.33-74,464.92

Finding the Fourth Proportional to 134,882.62, 186,148.33 and 74,464.92

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Solution

The fourth proportional to 134,882.62, 186,148.33 and 74,464.92 is: 102,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,882.62 : 186,148.33 = 74,464.92 : x
  2. Step 2: Convert to fraction form
    134,882.62/186,148.33 = 74,464.92/x
  3. Step 3: Cross multiply
    134,882.62x = 186,148.33 × 74,464.92
  4. Step 4: Simplify right side
    134,882.62x = 13,861,520,315.42
  5. Step 5: Solve for x
    x = 13,861,520,315.42/134,882.62
  6. Step 6: Final answer
    x = 102,767.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.