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Finding the Fourth Proportional to 229,224.96, 316,322.25 and 127,254.90

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Solution

The fourth proportional to 229,224.96, 316,322.25 and 127,254.90 is: 175,607.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,224.96 : 316,322.25 = 127,254.90 : x
  2. Step 2: Convert to fraction form
    229,224.96/316,322.25 = 127,254.90/x
  3. Step 3: Cross multiply
    229,224.96x = 316,322.25 × 127,254.90
  4. Step 4: Simplify right side
    229,224.96x = 40,253,556,291.53
  5. Step 5: Solve for x
    x = 40,253,556,291.53/229,224.96
  6. Step 6: Final answer
    x = 175,607.21

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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.