Home / 83,758.45-115,585.36-46,031.89

Finding the Fourth Proportional to 83,758.45, 115,585.36 and 46,031.89

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Solution

The fourth proportional to 83,758.45, 115,585.36 and 46,031.89 is: 63,523.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,758.45 : 115,585.36 = 46,031.89 : x
  2. Step 2: Convert to fraction form
    83,758.45/115,585.36 = 46,031.89/x
  3. Step 3: Cross multiply
    83,758.45x = 115,585.36 × 46,031.89
  4. Step 4: Simplify right side
    83,758.45x = 5,320,612,577.13
  5. Step 5: Solve for x
    x = 5,320,612,577.13/83,758.45
  6. Step 6: Final answer
    x = 63,523.29

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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.