Home / 72,461.48-108,678.38-22,542.19

Finding the Fourth Proportional to 72,461.48, 108,678.38 and 22,542.19

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Solution

The fourth proportional to 72,461.48, 108,678.38 and 22,542.19 is: 33,808.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,461.48 : 108,678.38 = 22,542.19 : x
  2. Step 2: Convert to fraction form
    72,461.48/108,678.38 = 22,542.19/x
  3. Step 3: Cross multiply
    72,461.48x = 108,678.38 × 22,542.19
  4. Step 4: Simplify right side
    72,461.48x = 2,449,848,306.45
  5. Step 5: Solve for x
    x = 2,449,848,306.45/72,461.48
  6. Step 6: Final answer
    x = 33,808.98

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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.