Home / 94,714.08-142,021.68-28,145.04

Finding the Fourth Proportional to 94,714.08, 142,021.68 and 28,145.04

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Solution

The fourth proportional to 94,714.08, 142,021.68 and 28,145.04 is: 42,202.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,714.08 : 142,021.68 = 28,145.04 : x
  2. Step 2: Convert to fraction form
    94,714.08/142,021.68 = 28,145.04/x
  3. Step 3: Cross multiply
    94,714.08x = 142,021.68 × 28,145.04
  4. Step 4: Simplify right side
    94,714.08x = 3,997,205,864.47
  5. Step 5: Solve for x
    x = 3,997,205,864.47/94,714.08
  6. Step 6: Final answer
    x = 42,202.87

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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.