Home / 282,446.20-423,669.30-95,457.70

Finding the Fourth Proportional to 282,446.20, 423,669.30 and 95,457.70

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Solution

The fourth proportional to 282,446.20, 423,669.30 and 95,457.70 is: 143,186.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,446.20 : 423,669.30 = 95,457.70 : x
  2. Step 2: Convert to fraction form
    282,446.20/423,669.30 = 95,457.70/x
  3. Step 3: Cross multiply
    282,446.20x = 423,669.30 × 95,457.70
  4. Step 4: Simplify right side
    282,446.20x = 40,442,496,938.61
  5. Step 5: Solve for x
    x = 40,442,496,938.61/282,446.20
  6. Step 6: Final answer
    x = 143,186.55

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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.