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Finding the Fourth Proportional to 114,552.68, 171,852.70 and 44,431.72

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Solution

The fourth proportional to 114,552.68, 171,852.70 and 44,431.72 is: 66,656.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,552.68 : 171,852.70 = 44,431.72 : x
  2. Step 2: Convert to fraction form
    114,552.68/171,852.70 = 44,431.72/x
  3. Step 3: Cross multiply
    114,552.68x = 171,852.70 × 44,431.72
  4. Step 4: Simplify right side
    114,552.68x = 7,635,711,047.64
  5. Step 5: Solve for x
    x = 7,635,711,047.64/114,552.68
  6. Step 6: Final answer
    x = 66,656.76

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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.