Home / 105,418.01-158,197.04-49,262.46

Finding the Fourth Proportional to 105,418.01, 158,197.04 and 49,262.46

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Solution

The fourth proportional to 105,418.01, 158,197.04 and 49,262.46 is: 73,926.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,418.01 : 158,197.04 = 49,262.46 : x
  2. Step 2: Convert to fraction form
    105,418.01/158,197.04 = 49,262.46/x
  3. Step 3: Cross multiply
    105,418.01x = 158,197.04 × 49,262.46
  4. Step 4: Simplify right side
    105,418.01x = 7,793,175,108.81
  5. Step 5: Solve for x
    x = 7,793,175,108.81/105,418.01
  6. Step 6: Final answer
    x = 73,926.41

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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.