Home / 151,567.16-227,202.10-129,128.54

Finding the Fourth Proportional to 151,567.16, 227,202.10 and 129,128.54

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Solution

The fourth proportional to 151,567.16, 227,202.10 and 129,128.54 is: 193,566.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,567.16 : 227,202.10 = 129,128.54 : x
  2. Step 2: Convert to fraction form
    151,567.16/227,202.10 = 129,128.54/x
  3. Step 3: Cross multiply
    151,567.16x = 227,202.10 × 129,128.54
  4. Step 4: Simplify right side
    151,567.16x = 29,338,273,999.10
  5. Step 5: Solve for x
    x = 29,338,273,999.10/151,567.16
  6. Step 6: Final answer
    x = 193,566.17

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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.