Home / 170,184.91-255,158.96-75,363.59

Finding the Fourth Proportional to 170,184.91, 255,158.96 and 75,363.59

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Solution

The fourth proportional to 170,184.91, 255,158.96 and 75,363.59 is: 112,992.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,184.91 : 255,158.96 = 75,363.59 : x
  2. Step 2: Convert to fraction form
    170,184.91/255,158.96 = 75,363.59/x
  3. Step 3: Cross multiply
    170,184.91x = 255,158.96 × 75,363.59
  4. Step 4: Simplify right side
    170,184.91x = 19,229,695,663.29
  5. Step 5: Solve for x
    x = 19,229,695,663.29/170,184.91
  6. Step 6: Final answer
    x = 112,992.96

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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.