Home / 351,387.48-527,179.65-141,173.04

Finding the Fourth Proportional to 351,387.48, 527,179.65 and 141,173.04

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Solution

The fourth proportional to 351,387.48, 527,179.65 and 141,173.04 is: 211,799.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,387.48 : 527,179.65 = 141,173.04 : x
  2. Step 2: Convert to fraction form
    351,387.48/527,179.65 = 141,173.04/x
  3. Step 3: Cross multiply
    351,387.48x = 527,179.65 × 141,173.04
  4. Step 4: Simplify right side
    351,387.48x = 74,423,553,816.64
  5. Step 5: Solve for x
    x = 74,423,553,816.64/351,387.48
  6. Step 6: Final answer
    x = 211,799.11

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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.