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Finding the Fourth Proportional to 73,695.65, 101,699.48 and 41,864.54

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Solution

The fourth proportional to 73,695.65, 101,699.48 and 41,864.54 is: 57,772.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,695.65 : 101,699.48 = 41,864.54 : x
  2. Step 2: Convert to fraction form
    73,695.65/101,699.48 = 41,864.54/x
  3. Step 3: Cross multiply
    73,695.65x = 101,699.48 × 41,864.54
  4. Step 4: Simplify right side
    73,695.65x = 4,257,602,307.35
  5. Step 5: Solve for x
    x = 4,257,602,307.35/73,695.65
  6. Step 6: Final answer
    x = 57,772.78

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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.