Home / 166,224.48-229,386.24-90,773.28

Finding the Fourth Proportional to 166,224.48, 229,386.24 and 90,773.28

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Solution

The fourth proportional to 166,224.48, 229,386.24 and 90,773.28 is: 125,265.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,224.48 : 229,386.24 = 90,773.28 : x
  2. Step 2: Convert to fraction form
    166,224.48/229,386.24 = 90,773.28/x
  3. Step 3: Cross multiply
    166,224.48x = 229,386.24 × 90,773.28
  4. Step 4: Simplify right side
    166,224.48x = 20,822,141,391.67
  5. Step 5: Solve for x
    x = 20,822,141,391.67/166,224.48
  6. Step 6: Final answer
    x = 125,265.19

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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.