Home / 251,778.24-347,462.45-137,061.08

Finding the Fourth Proportional to 251,778.24, 347,462.45 and 137,061.08

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Solution

The fourth proportional to 251,778.24, 347,462.45 and 137,061.08 is: 189,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,778.24 : 347,462.45 = 137,061.08 : x
  2. Step 2: Convert to fraction form
    251,778.24/347,462.45 = 137,061.08/x
  3. Step 3: Cross multiply
    251,778.24x = 347,462.45 × 137,061.08
  4. Step 4: Simplify right side
    251,778.24x = 47,623,576,233.83
  5. Step 5: Solve for x
    x = 47,623,576,233.83/251,778.24
  6. Step 6: Final answer
    x = 189,148.90

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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.