Home / 115,030.33-172,562.91-36,137.14

Finding the Fourth Proportional to 115,030.33, 172,562.91 and 36,137.14

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Solution

The fourth proportional to 115,030.33, 172,562.91 and 36,137.14 is: 54,211.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,030.33 : 172,562.91 = 36,137.14 : x
  2. Step 2: Convert to fraction form
    115,030.33/172,562.91 = 36,137.14/x
  3. Step 3: Cross multiply
    115,030.33x = 172,562.91 × 36,137.14
  4. Step 4: Simplify right side
    115,030.33x = 6,235,930,037.48
  5. Step 5: Solve for x
    x = 6,235,930,037.48/115,030.33
  6. Step 6: Final answer
    x = 54,211.18

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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.