Home / 110,855.12-152,992.22-63,100.76

Finding the Fourth Proportional to 110,855.12, 152,992.22 and 63,100.76

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Solution

The fourth proportional to 110,855.12, 152,992.22 and 63,100.76 is: 87,085.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,855.12 : 152,992.22 = 63,100.76 : x
  2. Step 2: Convert to fraction form
    110,855.12/152,992.22 = 63,100.76/x
  3. Step 3: Cross multiply
    110,855.12x = 152,992.22 × 63,100.76
  4. Step 4: Simplify right side
    110,855.12x = 9,653,924,275.62
  5. Step 5: Solve for x
    x = 9,653,924,275.62/110,855.12
  6. Step 6: Final answer
    x = 87,085.96

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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.