Home / 106,082.64-146,397.79-58,339.62

Finding the Fourth Proportional to 106,082.64, 146,397.79 and 58,339.62

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Solution

The fourth proportional to 106,082.64, 146,397.79 and 58,339.62 is: 80,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,082.64 : 146,397.79 = 58,339.62 : x
  2. Step 2: Convert to fraction form
    106,082.64/146,397.79 = 58,339.62/x
  3. Step 3: Cross multiply
    106,082.64x = 146,397.79 × 58,339.62
  4. Step 4: Simplify right side
    106,082.64x = 8,540,791,437.44
  5. Step 5: Solve for x
    x = 8,540,791,437.44/106,082.64
  6. Step 6: Final answer
    x = 80,510.74

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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.