Home / 296,031.75-443,998.99-127,507.02

Finding the Fourth Proportional to 296,031.75, 443,998.99 and 127,507.02

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Solution

The fourth proportional to 296,031.75, 443,998.99 and 127,507.02 is: 191,239.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,031.75 : 443,998.99 = 127,507.02 : x
  2. Step 2: Convert to fraction form
    296,031.75/443,998.99 = 127,507.02/x
  3. Step 3: Cross multiply
    296,031.75x = 443,998.99 × 127,507.02
  4. Step 4: Simplify right side
    296,031.75x = 56,612,988,097.91
  5. Step 5: Solve for x
    x = 56,612,988,097.91/296,031.75
  6. Step 6: Final answer
    x = 191,239.58

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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.