Home / 162,043.30-223,632.49-89,460.62

Finding the Fourth Proportional to 162,043.30, 223,632.49 and 89,460.62

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Solution

The fourth proportional to 162,043.30, 223,632.49 and 89,460.62 is: 123,462.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,043.30 : 223,632.49 = 89,460.62 : x
  2. Step 2: Convert to fraction form
    162,043.30/223,632.49 = 89,460.62/x
  3. Step 3: Cross multiply
    162,043.30x = 223,632.49 × 89,460.62
  4. Step 4: Simplify right side
    162,043.30x = 20,006,299,865.73
  5. Step 5: Solve for x
    x = 20,006,299,865.73/162,043.30
  6. Step 6: Final answer
    x = 123,462.68

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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.