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Finding the Fourth Proportional to 64,097.76, 96,042.96 and 52,416.48

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Solution

The fourth proportional to 64,097.76, 96,042.96 and 52,416.48 is: 78,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,097.76 : 96,042.96 = 52,416.48 : x
  2. Step 2: Convert to fraction form
    64,097.76/96,042.96 = 52,416.48/x
  3. Step 3: Cross multiply
    64,097.76x = 96,042.96 × 52,416.48
  4. Step 4: Simplify right side
    64,097.76x = 5,034,233,891.98
  5. Step 5: Solve for x
    x = 5,034,233,891.98/64,097.76
  6. Step 6: Final answer
    x = 78,539.93

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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.