Home / 260,888.03-391,239.87-124,095.03

Finding the Fourth Proportional to 260,888.03, 391,239.87 and 124,095.03

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Solution

The fourth proportional to 260,888.03, 391,239.87 and 124,095.03 is: 186,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,888.03 : 391,239.87 = 124,095.03 : x
  2. Step 2: Convert to fraction form
    260,888.03/391,239.87 = 124,095.03/x
  3. Step 3: Cross multiply
    260,888.03x = 391,239.87 × 124,095.03
  4. Step 4: Simplify right side
    260,888.03x = 48,550,923,404.85
  5. Step 5: Solve for x
    x = 48,550,923,404.85/260,888.03
  6. Step 6: Final answer
    x = 186,098.70

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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.