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Finding the Fourth Proportional to 79,671.49, 119,527.73 and 23,509.33

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Solution

The fourth proportional to 79,671.49, 119,527.73 and 23,509.33 is: 35,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,671.49 : 119,527.73 = 23,509.33 : x
  2. Step 2: Convert to fraction form
    79,671.49/119,527.73 = 23,509.33/x
  3. Step 3: Cross multiply
    79,671.49x = 119,527.73 × 23,509.33
  4. Step 4: Simplify right side
    79,671.49x = 2,810,016,848.72
  5. Step 5: Solve for x
    x = 2,810,016,848.72/79,671.49
  6. Step 6: Final answer
    x = 35,270.04

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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.