Home / 106,142.76-146,473.80-58,396.08

Finding the Fourth Proportional to 106,142.76, 146,473.80 and 58,396.08

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Solution

The fourth proportional to 106,142.76, 146,473.80 and 58,396.08 is: 80,584.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,142.76 : 146,473.80 = 58,396.08 : x
  2. Step 2: Convert to fraction form
    106,142.76/146,473.80 = 58,396.08/x
  3. Step 3: Cross multiply
    106,142.76x = 146,473.80 × 58,396.08
  4. Step 4: Simplify right side
    106,142.76x = 8,553,495,742.70
  5. Step 5: Solve for x
    x = 8,553,495,742.70/106,142.76
  6. Step 6: Final answer
    x = 80,584.83

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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.