Home / 105,144.06-157,717.71-35,023.44

Finding the Fourth Proportional to 105,144.06, 157,717.71 and 35,023.44

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Solution

The fourth proportional to 105,144.06, 157,717.71 and 35,023.44 is: 52,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,144.06 : 157,717.71 = 35,023.44 : x
  2. Step 2: Convert to fraction form
    105,144.06/157,717.71 = 35,023.44/x
  3. Step 3: Cross multiply
    105,144.06x = 157,717.71 × 35,023.44
  4. Step 4: Simplify right side
    105,144.06x = 5,523,816,753.12
  5. Step 5: Solve for x
    x = 5,523,816,753.12/105,144.06
  6. Step 6: Final answer
    x = 52,535.70

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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.