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Finding the Fourth Proportional to 229,008.27, 316,069.22 and 127,066.53

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Solution

The fourth proportional to 229,008.27, 316,069.22 and 127,066.53 is: 175,372.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,008.27 : 316,069.22 = 127,066.53 : x
  2. Step 2: Convert to fraction form
    229,008.27/316,069.22 = 127,066.53/x
  3. Step 3: Cross multiply
    229,008.27x = 316,069.22 × 127,066.53
  4. Step 4: Simplify right side
    229,008.27x = 40,161,819,025.21
  5. Step 5: Solve for x
    x = 40,161,819,025.21/229,008.27
  6. Step 6: Final answer
    x = 175,372.79

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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.