Home / 229,268.20-316,400.00-127,293.67

Finding the Fourth Proportional to 229,268.20, 316,400.00 and 127,293.67

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Solution

The fourth proportional to 229,268.20, 316,400.00 and 127,293.67 is: 175,670.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,268.20 : 316,400.00 = 127,293.67 : x
  2. Step 2: Convert to fraction form
    229,268.20/316,400.00 = 127,293.67/x
  3. Step 3: Cross multiply
    229,268.20x = 316,400.00 × 127,293.67
  4. Step 4: Simplify right side
    229,268.20x = 40,275,715,525.30
  5. Step 5: Solve for x
    x = 40,275,715,525.30/229,268.20
  6. Step 6: Final answer
    x = 175,670.74

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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.