Home / 115,034.24-172,551.48-36,155.36

Finding the Fourth Proportional to 115,034.24, 172,551.48 and 36,155.36

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Solution

The fourth proportional to 115,034.24, 172,551.48 and 36,155.36 is: 54,233.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,034.24 : 172,551.48 = 36,155.36 : x
  2. Step 2: Convert to fraction form
    115,034.24/172,551.48 = 36,155.36/x
  3. Step 3: Cross multiply
    115,034.24x = 172,551.48 × 36,155.36
  4. Step 4: Simplify right side
    115,034.24x = 6,238,660,877.93
  5. Step 5: Solve for x
    x = 6,238,660,877.93/115,034.24
  6. Step 6: Final answer
    x = 54,233.08

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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.