Home / 98,332.26-135,693.12-58,031.32

Finding the Fourth Proportional to 98,332.26, 135,693.12 and 58,031.32

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Solution

The fourth proportional to 98,332.26, 135,693.12 and 58,031.32 is: 80,080.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,332.26 : 135,693.12 = 58,031.32 : x
  2. Step 2: Convert to fraction form
    98,332.26/135,693.12 = 58,031.32/x
  3. Step 3: Cross multiply
    98,332.26x = 135,693.12 × 58,031.32
  4. Step 4: Simplify right side
    98,332.26x = 7,874,450,868.52
  5. Step 5: Solve for x
    x = 7,874,450,868.52/98,332.26
  6. Step 6: Final answer
    x = 80,080.04

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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.