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Finding the Fourth Proportional to 64,891.60, 97,337.40 and 44,155.60

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Solution

The fourth proportional to 64,891.60, 97,337.40 and 44,155.60 is: 66,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,891.60 : 97,337.40 = 44,155.60 : x
  2. Step 2: Convert to fraction form
    64,891.60/97,337.40 = 44,155.60/x
  3. Step 3: Cross multiply
    64,891.60x = 97,337.40 × 44,155.60
  4. Step 4: Simplify right side
    64,891.60x = 4,297,991,299.44
  5. Step 5: Solve for x
    x = 4,297,991,299.44/64,891.60
  6. Step 6: Final answer
    x = 66,233.40

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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.