Home / 162,823.69-224,710.68-91,218.43

Finding the Fourth Proportional to 162,823.69, 224,710.68 and 91,218.43

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Solution

The fourth proportional to 162,823.69, 224,710.68 and 91,218.43 is: 125,889.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,823.69 : 224,710.68 = 91,218.43 : x
  2. Step 2: Convert to fraction form
    162,823.69/224,710.68 = 91,218.43/x
  3. Step 3: Cross multiply
    162,823.69x = 224,710.68 × 91,218.43
  4. Step 4: Simplify right side
    162,823.69x = 20,497,755,433.83
  5. Step 5: Solve for x
    x = 20,497,755,433.83/162,823.69
  6. Step 6: Final answer
    x = 125,889.27

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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.