Home / 66,484.74-99,727.96-22,111.50

Finding the Fourth Proportional to 66,484.74, 99,727.96 and 22,111.50

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Solution

The fourth proportional to 66,484.74, 99,727.96 and 22,111.50 is: 33,167.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,484.74 : 99,727.96 = 22,111.50 : x
  2. Step 2: Convert to fraction form
    66,484.74/99,727.96 = 22,111.50/x
  3. Step 3: Cross multiply
    66,484.74x = 99,727.96 × 22,111.50
  4. Step 4: Simplify right side
    66,484.74x = 2,205,134,787.54
  5. Step 5: Solve for x
    x = 2,205,134,787.54/66,484.74
  6. Step 6: Final answer
    x = 33,167.53

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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.