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Finding the Fourth Proportional to 70,167.49, 105,258.32 and 22,780.60

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Solution

The fourth proportional to 70,167.49, 105,258.32 and 22,780.60 is: 34,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,167.49 : 105,258.32 = 22,780.60 : x
  2. Step 2: Convert to fraction form
    70,167.49/105,258.32 = 22,780.60/x
  3. Step 3: Cross multiply
    70,167.49x = 105,258.32 × 22,780.60
  4. Step 4: Simplify right side
    70,167.49x = 2,397,847,684.59
  5. Step 5: Solve for x
    x = 2,397,847,684.59/70,167.49
  6. Step 6: Final answer
    x = 34,173.20

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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.