Home / 105,306.26-157,967.55-35,185.82

Finding the Fourth Proportional to 105,306.26, 157,967.55 and 35,185.82

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Solution

The fourth proportional to 105,306.26, 157,967.55 and 35,185.82 is: 52,781.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,306.26 : 157,967.55 = 35,185.82 : x
  2. Step 2: Convert to fraction form
    105,306.26/157,967.55 = 35,185.82/x
  3. Step 3: Cross multiply
    105,306.26x = 157,967.55 × 35,185.82
  4. Step 4: Simplify right side
    105,306.26x = 5,558,217,780.14
  5. Step 5: Solve for x
    x = 5,558,217,780.14/105,306.26
  6. Step 6: Final answer
    x = 52,781.46

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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.