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Finding the Fourth Proportional to 110,948.94, 166,441.50 and 61,052.40

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Solution

The fourth proportional to 110,948.94, 166,441.50 and 61,052.40 is: 91,588.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,948.94 : 166,441.50 = 61,052.40 : x
  2. Step 2: Convert to fraction form
    110,948.94/166,441.50 = 61,052.40/x
  3. Step 3: Cross multiply
    110,948.94x = 166,441.50 × 61,052.40
  4. Step 4: Simplify right side
    110,948.94x = 10,161,653,034.60
  5. Step 5: Solve for x
    x = 10,161,653,034.60/110,948.94
  6. Step 6: Final answer
    x = 91,588.55

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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.