Home / 175,865.28-242,689.04-103,267.04

Finding the Fourth Proportional to 175,865.28, 242,689.04 and 103,267.04

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Solution

The fourth proportional to 175,865.28, 242,689.04 and 103,267.04 is: 142,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,865.28 : 242,689.04 = 103,267.04 : x
  2. Step 2: Convert to fraction form
    175,865.28/242,689.04 = 103,267.04/x
  3. Step 3: Cross multiply
    175,865.28x = 242,689.04 × 103,267.04
  4. Step 4: Simplify right side
    175,865.28x = 25,061,778,801.24
  5. Step 5: Solve for x
    x = 25,061,778,801.24/175,865.28
  6. Step 6: Final answer
    x = 142,505.55

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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.