Home / 80,030.73-120,052.17-23,866.45

Finding the Fourth Proportional to 80,030.73, 120,052.17 and 23,866.45

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Solution

The fourth proportional to 80,030.73, 120,052.17 and 23,866.45 is: 35,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,030.73 : 120,052.17 = 23,866.45 : x
  2. Step 2: Convert to fraction form
    80,030.73/120,052.17 = 23,866.45/x
  3. Step 3: Cross multiply
    80,030.73x = 120,052.17 × 23,866.45
  4. Step 4: Simplify right side
    80,030.73x = 2,865,219,112.70
  5. Step 5: Solve for x
    x = 2,865,219,112.70/80,030.73
  6. Step 6: Final answer
    x = 35,801.49

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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.