Home / 133,029.90-199,609.65-101,429.10

Finding the Fourth Proportional to 133,029.90, 199,609.65 and 101,429.10

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Solution

The fourth proportional to 133,029.90, 199,609.65 and 101,429.10 is: 152,193.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,029.90 : 199,609.65 = 101,429.10 : x
  2. Step 2: Convert to fraction form
    133,029.90/199,609.65 = 101,429.10/x
  3. Step 3: Cross multiply
    133,029.90x = 199,609.65 × 101,429.10
  4. Step 4: Simplify right side
    133,029.90x = 20,246,227,150.82
  5. Step 5: Solve for x
    x = 20,246,227,150.82/133,029.90
  6. Step 6: Final answer
    x = 152,193.06

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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.