Home / 282,126.29-423,257.76-162,259.92

Finding the Fourth Proportional to 282,126.29, 423,257.76 and 162,259.92

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Solution

The fourth proportional to 282,126.29, 423,257.76 and 162,259.92 is: 243,429.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,126.29 : 423,257.76 = 162,259.92 : x
  2. Step 2: Convert to fraction form
    282,126.29/423,257.76 = 162,259.92/x
  3. Step 3: Cross multiply
    282,126.29x = 423,257.76 × 162,259.92
  4. Step 4: Simplify right side
    282,126.29x = 68,677,770,276.98
  5. Step 5: Solve for x
    x = 68,677,770,276.98/282,126.29
  6. Step 6: Final answer
    x = 243,429.18

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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.