Home / 292,202.22-438,572.73-148,209.10

Finding the Fourth Proportional to 292,202.22, 438,572.73 and 148,209.10

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Solution

The fourth proportional to 292,202.22, 438,572.73 and 148,209.10 is: 222,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,202.22 : 438,572.73 = 148,209.10 : x
  2. Step 2: Convert to fraction form
    292,202.22/438,572.73 = 148,209.10/x
  3. Step 3: Cross multiply
    292,202.22x = 438,572.73 × 148,209.10
  4. Step 4: Simplify right side
    292,202.22x = 65,000,468,856.80
  5. Step 5: Solve for x
    x = 65,000,468,856.80/292,202.22
  6. Step 6: Final answer
    x = 222,450.29

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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.