Home / 229,268.48-316,400.39-127,293.95

Finding the Fourth Proportional to 229,268.48, 316,400.39 and 127,293.95

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Solution

The fourth proportional to 229,268.48, 316,400.39 and 127,293.95 is: 175,671.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,268.48 : 316,400.39 = 127,293.95 : x
  2. Step 2: Convert to fraction form
    229,268.48/316,400.39 = 127,293.95/x
  3. Step 3: Cross multiply
    229,268.48x = 316,400.39 × 127,293.95
  4. Step 4: Simplify right side
    229,268.48x = 40,275,853,997.17
  5. Step 5: Solve for x
    x = 40,275,853,997.17/229,268.48
  6. Step 6: Final answer
    x = 175,671.13

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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.