Home / 175,630.08-242,375.37-107,633.91

Finding the Fourth Proportional to 175,630.08, 242,375.37 and 107,633.91

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Solution

The fourth proportional to 175,630.08, 242,375.37 and 107,633.91 is: 148,538.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,630.08 : 242,375.37 = 107,633.91 : x
  2. Step 2: Convert to fraction form
    175,630.08/242,375.37 = 107,633.91/x
  3. Step 3: Cross multiply
    175,630.08x = 242,375.37 × 107,633.91
  4. Step 4: Simplify right side
    175,630.08x = 26,087,808,760.80
  5. Step 5: Solve for x
    x = 26,087,808,760.80/175,630.08
  6. Step 6: Final answer
    x = 148,538.39

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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.