Home / 250,217.60-375,284.16-70,261.76

Finding the Fourth Proportional to 250,217.60, 375,284.16 and 70,261.76

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Solution

The fourth proportional to 250,217.60, 375,284.16 and 70,261.76 is: 105,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,217.60 : 375,284.16 = 70,261.76 : x
  2. Step 2: Convert to fraction form
    250,217.60/375,284.16 = 70,261.76/x
  3. Step 3: Cross multiply
    250,217.60x = 375,284.16 × 70,261.76
  4. Step 4: Simplify right side
    250,217.60x = 26,368,125,581.72
  5. Step 5: Solve for x
    x = 26,368,125,581.72/250,217.60
  6. Step 6: Final answer
    x = 105,380.78

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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.