Home / 175,853.19-242,687.66-99,370.34

Finding the Fourth Proportional to 175,853.19, 242,687.66 and 99,370.34

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Solution

The fourth proportional to 175,853.19, 242,687.66 and 99,370.34 is: 137,136.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,853.19 : 242,687.66 = 99,370.34 : x
  2. Step 2: Convert to fraction form
    175,853.19/242,687.66 = 99,370.34/x
  3. Step 3: Cross multiply
    175,853.19x = 242,687.66 × 99,370.34
  4. Step 4: Simplify right side
    175,853.19x = 24,115,955,288.00
  5. Step 5: Solve for x
    x = 24,115,955,288.00/175,853.19
  6. Step 6: Final answer
    x = 137,136.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.