Home / 136,184.08-204,308.92-42,689.83

Finding the Fourth Proportional to 136,184.08, 204,308.92 and 42,689.83

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Solution

The fourth proportional to 136,184.08, 204,308.92 and 42,689.83 is: 64,045.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,184.08 : 204,308.92 = 42,689.83 : x
  2. Step 2: Convert to fraction form
    136,184.08/204,308.92 = 42,689.83/x
  3. Step 3: Cross multiply
    136,184.08x = 204,308.92 × 42,689.83
  4. Step 4: Simplify right side
    136,184.08x = 8,721,912,658.24
  5. Step 5: Solve for x
    x = 8,721,912,658.24/136,184.08
  6. Step 6: Final answer
    x = 64,045.03

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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.