Home / 75,397.07-112,923.29-35,981.85

Finding the Fourth Proportional to 75,397.07, 112,923.29 and 35,981.85

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Solution

The fourth proportional to 75,397.07, 112,923.29 and 35,981.85 is: 53,890.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,397.07 : 112,923.29 = 35,981.85 : x
  2. Step 2: Convert to fraction form
    75,397.07/112,923.29 = 35,981.85/x
  3. Step 3: Cross multiply
    75,397.07x = 112,923.29 × 35,981.85
  4. Step 4: Simplify right side
    75,397.07x = 4,063,188,702.38
  5. Step 5: Solve for x
    x = 4,063,188,702.38/75,397.07
  6. Step 6: Final answer
    x = 53,890.54

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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.