Home / 175,514.43-242,132.96-102,880.50

Finding the Fourth Proportional to 175,514.43, 242,132.96 and 102,880.50

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Solution

The fourth proportional to 175,514.43, 242,132.96 and 102,880.50 is: 141,929.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,514.43 : 242,132.96 = 102,880.50 : x
  2. Step 2: Convert to fraction form
    175,514.43/242,132.96 = 102,880.50/x
  3. Step 3: Cross multiply
    175,514.43x = 242,132.96 × 102,880.50
  4. Step 4: Simplify right side
    175,514.43x = 24,910,759,991.28
  5. Step 5: Solve for x
    x = 24,910,759,991.28/175,514.43
  6. Step 6: Final answer
    x = 141,929.98

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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.