Home / 179,910.14-248,279.88-99,342.80

Finding the Fourth Proportional to 179,910.14, 248,279.88 and 99,342.80

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Solution

The fourth proportional to 179,910.14, 248,279.88 and 99,342.80 is: 137,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,910.14 : 248,279.88 = 99,342.80 : x
  2. Step 2: Convert to fraction form
    179,910.14/248,279.88 = 99,342.80/x
  3. Step 3: Cross multiply
    179,910.14x = 248,279.88 × 99,342.80
  4. Step 4: Simplify right side
    179,910.14x = 24,664,818,462.86
  5. Step 5: Solve for x
    x = 24,664,818,462.86/179,910.14
  6. Step 6: Final answer
    x = 137,095.21

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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.