Home / 106,354.46-146,770.13-58,609.51

Finding the Fourth Proportional to 106,354.46, 146,770.13 and 58,609.51

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Solution

The fourth proportional to 106,354.46, 146,770.13 and 58,609.51 is: 80,881.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,354.46 : 146,770.13 = 58,609.51 : x
  2. Step 2: Convert to fraction form
    106,354.46/146,770.13 = 58,609.51/x
  3. Step 3: Cross multiply
    106,354.46x = 146,770.13 × 58,609.51
  4. Step 4: Simplify right side
    106,354.46x = 8,602,125,181.53
  5. Step 5: Solve for x
    x = 8,602,125,181.53/106,354.46
  6. Step 6: Final answer
    x = 80,881.66

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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.