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Finding the Fourth Proportional to 227,464.50, 313,901.01 and 126,862.50

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Solution

The fourth proportional to 227,464.50, 313,901.01 and 126,862.50 is: 175,070.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,464.50 : 313,901.01 = 126,862.50 : x
  2. Step 2: Convert to fraction form
    227,464.50/313,901.01 = 126,862.50/x
  3. Step 3: Cross multiply
    227,464.50x = 313,901.01 × 126,862.50
  4. Step 4: Simplify right side
    227,464.50x = 39,822,266,881.13
  5. Step 5: Solve for x
    x = 39,822,266,881.13/227,464.50
  6. Step 6: Final answer
    x = 175,070.25

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1.5x scale

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.