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Finding the Fourth Proportional to 64,181.62, 88,574.70 and 35,887.42

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Solution

The fourth proportional to 64,181.62, 88,574.70 and 35,887.42 is: 49,526.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,181.62 : 88,574.70 = 35,887.42 : x
  2. Step 2: Convert to fraction form
    64,181.62/88,574.70 = 35,887.42/x
  3. Step 3: Cross multiply
    64,181.62x = 88,574.70 × 35,887.42
  4. Step 4: Simplify right side
    64,181.62x = 3,178,717,460.27
  5. Step 5: Solve for x
    x = 3,178,717,460.27/64,181.62
  6. Step 6: Final answer
    x = 49,526.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.