Home / 296,039.10-443,548.35-137,943.30

Finding the Fourth Proportional to 296,039.10, 443,548.35 and 137,943.30

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Solution

The fourth proportional to 296,039.10, 443,548.35 and 137,943.30 is: 206,677.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,039.10 : 443,548.35 = 137,943.30 : x
  2. Step 2: Convert to fraction form
    296,039.10/443,548.35 = 137,943.30/x
  3. Step 3: Cross multiply
    296,039.10x = 443,548.35 × 137,943.30
  4. Step 4: Simplify right side
    296,039.10x = 61,184,523,108.56
  5. Step 5: Solve for x
    x = 61,184,523,108.56/296,039.10
  6. Step 6: Final answer
    x = 206,677.17

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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.