Home / 67,250.84-100,838.59-31,188.62

Finding the Fourth Proportional to 67,250.84, 100,838.59 and 31,188.62

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Solution

The fourth proportional to 67,250.84, 100,838.59 and 31,188.62 is: 46,765.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,250.84 : 100,838.59 = 31,188.62 : x
  2. Step 2: Convert to fraction form
    67,250.84/100,838.59 = 31,188.62/x
  3. Step 3: Cross multiply
    67,250.84x = 100,838.59 × 31,188.62
  4. Step 4: Simplify right side
    67,250.84x = 3,145,016,638.97
  5. Step 5: Solve for x
    x = 3,145,016,638.97/67,250.84
  6. Step 6: Final answer
    x = 46,765.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.