Home / 115,909.26-173,878.47-41,011.80

Finding the Fourth Proportional to 115,909.26, 173,878.47 and 41,011.80

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Solution

The fourth proportional to 115,909.26, 173,878.47 and 41,011.80 is: 61,522.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,909.26 : 173,878.47 = 41,011.80 : x
  2. Step 2: Convert to fraction form
    115,909.26/173,878.47 = 41,011.80/x
  3. Step 3: Cross multiply
    115,909.26x = 173,878.47 × 41,011.80
  4. Step 4: Simplify right side
    115,909.26x = 7,131,069,035.95
  5. Step 5: Solve for x
    x = 7,131,069,035.95/115,909.26
  6. Step 6: Final answer
    x = 61,522.86

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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.