Home / 74,166.00-111,267.88-21,575.46

Finding the Fourth Proportional to 74,166.00, 111,267.88 and 21,575.46

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Solution

The fourth proportional to 74,166.00, 111,267.88 and 21,575.46 is: 32,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,166.00 : 111,267.88 = 21,575.46 : x
  2. Step 2: Convert to fraction form
    74,166.00/111,267.88 = 21,575.46/x
  3. Step 3: Cross multiply
    74,166.00x = 111,267.88 × 21,575.46
  4. Step 4: Simplify right side
    74,166.00x = 2,400,656,057.54
  5. Step 5: Solve for x
    x = 2,400,656,057.54/74,166.00
  6. Step 6: Final answer
    x = 32,368.69

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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.