Home / 252,885.85-349,006.61-138,181.93

Finding the Fourth Proportional to 252,885.85, 349,006.61 and 138,181.93

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Solution

The fourth proportional to 252,885.85, 349,006.61 and 138,181.93 is: 190,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,885.85 : 349,006.61 = 138,181.93 : x
  2. Step 2: Convert to fraction form
    252,885.85/349,006.61 = 138,181.93/x
  3. Step 3: Cross multiply
    252,885.85x = 349,006.61 × 138,181.93
  4. Step 4: Simplify right side
    252,885.85x = 48,226,406,952.56
  5. Step 5: Solve for x
    x = 48,226,406,952.56/252,885.85
  6. Step 6: Final answer
    x = 190,704.25

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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.