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Finding the Fourth Proportional to 229,759.92, 317,084.76 and 134,277.12

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Solution

The fourth proportional to 229,759.92, 317,084.76 and 134,277.12 is: 185,311.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,759.92 : 317,084.76 = 134,277.12 : x
  2. Step 2: Convert to fraction form
    229,759.92/317,084.76 = 134,277.12/x
  3. Step 3: Cross multiply
    229,759.92x = 317,084.76 × 134,277.12
  4. Step 4: Simplify right side
    229,759.92x = 42,577,228,368.69
  5. Step 5: Solve for x
    x = 42,577,228,368.69/229,759.92
  6. Step 6: Final answer
    x = 185,311.82

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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.