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Finding the Fourth Proportional to 64,755.64, 97,065.42 and 29,666.44

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Solution

The fourth proportional to 64,755.64, 97,065.42 and 29,666.44 is: 44,468.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,755.64 : 97,065.42 = 29,666.44 : x
  2. Step 2: Convert to fraction form
    64,755.64/97,065.42 = 29,666.44/x
  3. Step 3: Cross multiply
    64,755.64x = 97,065.42 × 29,666.44
  4. Step 4: Simplify right side
    64,755.64x = 2,879,585,458.50
  5. Step 5: Solve for x
    x = 2,879,585,458.50/64,755.64
  6. Step 6: Final answer
    x = 44,468.49

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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.