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Finding the Fourth Proportional to 70,767.44, 97,702.70 and 48,704.25

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Solution

The fourth proportional to 70,767.44, 97,702.70 and 48,704.25 is: 67,241.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,767.44 : 97,702.70 = 48,704.25 : x
  2. Step 2: Convert to fraction form
    70,767.44/97,702.70 = 48,704.25/x
  3. Step 3: Cross multiply
    70,767.44x = 97,702.70 × 48,704.25
  4. Step 4: Simplify right side
    70,767.44x = 4,758,536,482.95
  5. Step 5: Solve for x
    x = 4,758,536,482.95/70,767.44
  6. Step 6: Final answer
    x = 67,241.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.