Home / 106,328.88-146,734.26-58,581.20

Finding the Fourth Proportional to 106,328.88, 146,734.26 and 58,581.20

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Solution

The fourth proportional to 106,328.88, 146,734.26 and 58,581.20 is: 80,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,328.88 : 146,734.26 = 58,581.20 : x
  2. Step 2: Convert to fraction form
    106,328.88/146,734.26 = 58,581.20/x
  3. Step 3: Cross multiply
    106,328.88x = 146,734.26 × 58,581.20
  4. Step 4: Simplify right side
    106,328.88x = 8,595,869,031.91
  5. Step 5: Solve for x
    x = 8,595,869,031.91/106,328.88
  6. Step 6: Final answer
    x = 80,842.28

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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.