Home / 80,934.04-111,706.86-52,590.52

Finding the Fourth Proportional to 80,934.04, 111,706.86 and 52,590.52

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Solution

The fourth proportional to 80,934.04, 111,706.86 and 52,590.52 is: 72,586.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,934.04 : 111,706.86 = 52,590.52 : x
  2. Step 2: Convert to fraction form
    80,934.04/111,706.86 = 52,590.52/x
  3. Step 3: Cross multiply
    80,934.04x = 111,706.86 × 52,590.52
  4. Step 4: Simplify right side
    80,934.04x = 5,874,721,854.97
  5. Step 5: Solve for x
    x = 5,874,721,854.97/80,934.04
  6. Step 6: Final answer
    x = 72,586.54

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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.