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Finding the Fourth Proportional to 70,967.93, 106,322.72 and 41,295.78

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Solution

The fourth proportional to 70,967.93, 106,322.72 and 41,295.78 is: 61,868.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,967.93 : 106,322.72 = 41,295.78 : x
  2. Step 2: Convert to fraction form
    70,967.93/106,322.72 = 41,295.78/x
  3. Step 3: Cross multiply
    70,967.93x = 106,322.72 × 41,295.78
  4. Step 4: Simplify right side
    70,967.93x = 4,390,679,447.64
  5. Step 5: Solve for x
    x = 4,390,679,447.64/70,967.93
  6. Step 6: Final answer
    x = 61,868.51

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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.