Home / 83,310.90-124,809.40-41,141.62

Finding the Fourth Proportional to 83,310.90, 124,809.40 and 41,141.62

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Solution

The fourth proportional to 83,310.90, 124,809.40 and 41,141.62 is: 61,634.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,310.90 : 124,809.40 = 41,141.62 : x
  2. Step 2: Convert to fraction form
    83,310.90/124,809.40 = 41,141.62/x
  3. Step 3: Cross multiply
    83,310.90x = 124,809.40 × 41,141.62
  4. Step 4: Simplify right side
    83,310.90x = 5,134,860,907.23
  5. Step 5: Solve for x
    x = 5,134,860,907.23/83,310.90
  6. Step 6: Final answer
    x = 61,634.92

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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.