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Finding the Fourth Proportional to 65,211.60, 97,817.40 and 44,475.60

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Solution

The fourth proportional to 65,211.60, 97,817.40 and 44,475.60 is: 66,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,211.60 : 97,817.40 = 44,475.60 : x
  2. Step 2: Convert to fraction form
    65,211.60/97,817.40 = 44,475.60/x
  3. Step 3: Cross multiply
    65,211.60x = 97,817.40 × 44,475.60
  4. Step 4: Simplify right side
    65,211.60x = 4,350,487,555.44
  5. Step 5: Solve for x
    x = 4,350,487,555.44/65,211.60
  6. Step 6: Final answer
    x = 66,713.40

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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.