Home / 252,175.25-348,001.85-139,000.43

Finding the Fourth Proportional to 252,175.25, 348,001.85 and 139,000.43

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Solution

The fourth proportional to 252,175.25, 348,001.85 and 139,000.43 is: 191,820.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,175.25 : 348,001.85 = 139,000.43 : x
  2. Step 2: Convert to fraction form
    252,175.25/348,001.85 = 139,000.43/x
  3. Step 3: Cross multiply
    252,175.25x = 348,001.85 × 139,000.43
  4. Step 4: Simplify right side
    252,175.25x = 48,372,406,095.79
  5. Step 5: Solve for x
    x = 48,372,406,095.79/252,175.25
  6. Step 6: Final answer
    x = 191,820.59

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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.