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Finding the Fourth Proportional to 65,212.40, 97,818.60 and 41,884.40

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Solution

The fourth proportional to 65,212.40, 97,818.60 and 41,884.40 is: 62,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,212.40 : 97,818.60 = 41,884.40 : x
  2. Step 2: Convert to fraction form
    65,212.40/97,818.60 = 41,884.40/x
  3. Step 3: Cross multiply
    65,212.40x = 97,818.60 × 41,884.40
  4. Step 4: Simplify right side
    65,212.40x = 4,097,073,369.84
  5. Step 5: Solve for x
    x = 4,097,073,369.84/65,212.40
  6. Step 6: Final answer
    x = 62,826.60

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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.