Home / 252,490.30-348,289.68-161,814.04

Finding the Fourth Proportional to 252,490.30, 348,289.68 and 161,814.04

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Solution

The fourth proportional to 252,490.30, 348,289.68 and 161,814.04 is: 223,209.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,490.30 : 348,289.68 = 161,814.04 : x
  2. Step 2: Convert to fraction form
    252,490.30/348,289.68 = 161,814.04/x
  3. Step 3: Cross multiply
    252,490.30x = 348,289.68 × 161,814.04
  4. Step 4: Simplify right side
    252,490.30x = 56,358,160,211.11
  5. Step 5: Solve for x
    x = 56,358,160,211.11/252,490.30
  6. Step 6: Final answer
    x = 223,209.21

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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.