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Finding the Fourth Proportional to 64,972.33, 97,497.37 and 59,684.65

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Solution

The fourth proportional to 64,972.33, 97,497.37 and 59,684.65 is: 89,562.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,972.33 : 97,497.37 = 59,684.65 : x
  2. Step 2: Convert to fraction form
    64,972.33/97,497.37 = 59,684.65/x
  3. Step 3: Cross multiply
    64,972.33x = 97,497.37 × 59,684.65
  4. Step 4: Simplify right side
    64,972.33x = 5,819,096,235.23
  5. Step 5: Solve for x
    x = 5,819,096,235.23/64,972.33
  6. Step 6: Final answer
    x = 89,562.69

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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.