Home / 134,886.62-202,329.78-40,116.42

Finding the Fourth Proportional to 134,886.62, 202,329.78 and 40,116.42

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Solution

The fourth proportional to 134,886.62, 202,329.78 and 40,116.42 is: 60,174.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,886.62 : 202,329.78 = 40,116.42 : x
  2. Step 2: Convert to fraction form
    134,886.62/202,329.78 = 40,116.42/x
  3. Step 3: Cross multiply
    134,886.62x = 202,329.78 × 40,116.42
  4. Step 4: Simplify right side
    134,886.62x = 8,116,746,432.99
  5. Step 5: Solve for x
    x = 8,116,746,432.99/134,886.62
  6. Step 6: Final answer
    x = 60,174.59

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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.