Home / 115,185.24-172,706.58-44,982

Finding the Fourth Proportional to 115,185.24, 172,706.58 and 44,982

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Solution

The fourth proportional to 115,185.24, 172,706.58 and 44,982 is: 67,445.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,185.24 : 172,706.58 = 44,982 : x
  2. Step 2: Convert to fraction form
    115,185.24/172,706.58 = 44,982/x
  3. Step 3: Cross multiply
    115,185.24x = 172,706.58 × 44,982
  4. Step 4: Simplify right side
    115,185.24x = 7,768,687,381.56
  5. Step 5: Solve for x
    x = 7,768,687,381.56/115,185.24
  6. Step 6: Final answer
    x = 67,445.16

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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.