Home / 83,378.16-125,008.92-41,802.48

Finding the Fourth Proportional to 83,378.16, 125,008.92 and 41,802.48

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Solution

The fourth proportional to 83,378.16, 125,008.92 and 41,802.48 is: 62,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,378.16 : 125,008.92 = 41,802.48 : x
  2. Step 2: Convert to fraction form
    83,378.16/125,008.92 = 41,802.48/x
  3. Step 3: Cross multiply
    83,378.16x = 125,008.92 × 41,802.48
  4. Step 4: Simplify right side
    83,378.16x = 5,225,682,878.12
  5. Step 5: Solve for x
    x = 5,225,682,878.12/83,378.16
  6. Step 6: Final answer
    x = 62,674.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.