Home / 250,214.14-375,278.91-70,258.30

Finding the Fourth Proportional to 250,214.14, 375,278.91 and 70,258.30

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Solution

The fourth proportional to 250,214.14, 375,278.91 and 70,258.30 is: 105,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,214.14 : 375,278.91 = 70,258.30 : x
  2. Step 2: Convert to fraction form
    250,214.14/375,278.91 = 70,258.30/x
  3. Step 3: Cross multiply
    250,214.14x = 375,278.91 × 70,258.30
  4. Step 4: Simplify right side
    250,214.14x = 26,366,458,242.45
  5. Step 5: Solve for x
    x = 26,366,458,242.45/250,214.14
  6. Step 6: Final answer
    x = 105,375.57

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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.