Home / 170,742.30-255,595.05-152,079.90

Finding the Fourth Proportional to 170,742.30, 255,595.05 and 152,079.90

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Solution

The fourth proportional to 170,742.30, 255,595.05 and 152,079.90 is: 227,658.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,742.30 : 255,595.05 = 152,079.90 : x
  2. Step 2: Convert to fraction form
    170,742.30/255,595.05 = 152,079.90/x
  3. Step 3: Cross multiply
    170,742.30x = 255,595.05 × 152,079.90
  4. Step 4: Simplify right side
    170,742.30x = 38,870,869,644.50
  5. Step 5: Solve for x
    x = 38,870,869,644.50/170,742.30
  6. Step 6: Final answer
    x = 227,658.11

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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.