Home / 228,079.72-314,744.42-126,102.52

Finding the Fourth Proportional to 228,079.72, 314,744.42 and 126,102.52

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Solution

The fourth proportional to 228,079.72, 314,744.42 and 126,102.52 is: 174,018.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,079.72 : 314,744.42 = 126,102.52 : x
  2. Step 2: Convert to fraction form
    228,079.72/314,744.42 = 126,102.52/x
  3. Step 3: Cross multiply
    228,079.72x = 314,744.42 × 126,102.52
  4. Step 4: Simplify right side
    228,079.72x = 39,690,064,517.94
  5. Step 5: Solve for x
    x = 39,690,064,517.94/228,079.72
  6. Step 6: Final answer
    x = 174,018.38

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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.