Home / 153,181.28-229,537.20-103,076

Finding the Fourth Proportional to 153,181.28, 229,537.20 and 103,076

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Solution

The fourth proportional to 153,181.28, 229,537.20 and 103,076 is: 154,456.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,181.28 : 229,537.20 = 103,076 : x
  2. Step 2: Convert to fraction form
    153,181.28/229,537.20 = 103,076/x
  3. Step 3: Cross multiply
    153,181.28x = 229,537.20 × 103,076
  4. Step 4: Simplify right side
    153,181.28x = 23,659,776,427.20
  5. Step 5: Solve for x
    x = 23,659,776,427.20/153,181.28
  6. Step 6: Final answer
    x = 154,456.06

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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.