Home / 213,234.04-318,508.61-156,572.92

Finding the Fourth Proportional to 213,234.04, 318,508.61 and 156,572.92

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Solution

The fourth proportional to 213,234.04, 318,508.61 and 156,572.92 is: 233,873.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,234.04 : 318,508.61 = 156,572.92 : x
  2. Step 2: Convert to fraction form
    213,234.04/318,508.61 = 156,572.92/x
  3. Step 3: Cross multiply
    213,234.04x = 318,508.61 × 156,572.92
  4. Step 4: Simplify right side
    213,234.04x = 49,869,823,112.84
  5. Step 5: Solve for x
    x = 49,869,823,112.84/213,234.04
  6. Step 6: Final answer
    x = 233,873.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.