Home / 227,981.28-314,620.10-126,008.35

Finding the Fourth Proportional to 227,981.28, 314,620.10 and 126,008.35

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Solution

The fourth proportional to 227,981.28, 314,620.10 and 126,008.35 is: 173,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,981.28 : 314,620.10 = 126,008.35 : x
  2. Step 2: Convert to fraction form
    227,981.28/314,620.10 = 126,008.35/x
  3. Step 3: Cross multiply
    227,981.28x = 314,620.10 × 126,008.35
  4. Step 4: Simplify right side
    227,981.28x = 39,644,759,206.31
  5. Step 5: Solve for x
    x = 39,644,759,206.31/227,981.28
  6. Step 6: Final answer
    x = 173,894.80

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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.