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Finding the Fourth Proportional to 250,626.32, 375,961.58 and 70,713.32

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Solution

The fourth proportional to 250,626.32, 375,961.58 and 70,713.32 is: 106,076.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,626.32 : 375,961.58 = 70,713.32 : x
  2. Step 2: Convert to fraction form
    250,626.32/375,961.58 = 70,713.32/x
  3. Step 3: Cross multiply
    250,626.32x = 375,961.58 × 70,713.32
  4. Step 4: Simplify right side
    250,626.32x = 26,585,492,058.59
  5. Step 5: Solve for x
    x = 26,585,492,058.59/250,626.32
  6. Step 6: Final answer
    x = 106,076.22

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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.