Home / 117,279.10-175,968.46-58,115.90

Finding the Fourth Proportional to 117,279.10, 175,968.46 and 58,115.90

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Solution

The fourth proportional to 117,279.10, 175,968.46 and 58,115.90 is: 87,198.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,279.10 : 175,968.46 = 58,115.90 : x
  2. Step 2: Convert to fraction form
    117,279.10/175,968.46 = 58,115.90/x
  3. Step 3: Cross multiply
    117,279.10x = 175,968.46 × 58,115.90
  4. Step 4: Simplify right side
    117,279.10x = 10,226,565,424.51
  5. Step 5: Solve for x
    x = 10,226,565,424.51/117,279.10
  6. Step 6: Final answer
    x = 87,198.53

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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.