Home / 246,254.11-339,830.65-138,824.15

Finding the Fourth Proportional to 246,254.11, 339,830.65 and 138,824.15

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Solution

The fourth proportional to 246,254.11, 339,830.65 and 138,824.15 is: 191,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,254.11 : 339,830.65 = 138,824.15 : x
  2. Step 2: Convert to fraction form
    246,254.11/339,830.65 = 138,824.15/x
  3. Step 3: Cross multiply
    246,254.11x = 339,830.65 × 138,824.15
  4. Step 4: Simplify right side
    246,254.11x = 47,176,701,130.20
  5. Step 5: Solve for x
    x = 47,176,701,130.20/246,254.11
  6. Step 6: Final answer
    x = 191,577.31

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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.