Home / 83,543.85-125,284.93-36,165.85

Finding the Fourth Proportional to 83,543.85, 125,284.93 and 36,165.85

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Solution

The fourth proportional to 83,543.85, 125,284.93 and 36,165.85 is: 54,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,543.85 : 125,284.93 = 36,165.85 : x
  2. Step 2: Convert to fraction form
    83,543.85/125,284.93 = 36,165.85/x
  3. Step 3: Cross multiply
    83,543.85x = 125,284.93 × 36,165.85
  4. Step 4: Simplify right side
    83,543.85x = 4,531,035,582.01
  5. Step 5: Solve for x
    x = 4,531,035,582.01/83,543.85
  6. Step 6: Final answer
    x = 54,235.42

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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.