Home / 162,283.24-223,961.38-90,663.65

Finding the Fourth Proportional to 162,283.24, 223,961.38 and 90,663.65

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Solution

The fourth proportional to 162,283.24, 223,961.38 and 90,663.65 is: 125,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,283.24 : 223,961.38 = 90,663.65 : x
  2. Step 2: Convert to fraction form
    162,283.24/223,961.38 = 90,663.65/x
  3. Step 3: Cross multiply
    162,283.24x = 223,961.38 × 90,663.65
  4. Step 4: Simplify right side
    162,283.24x = 20,305,154,823.37
  5. Step 5: Solve for x
    x = 20,305,154,823.37/162,283.24
  6. Step 6: Final answer
    x = 125,121.70

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1.5x scale

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.