Home / 82,033.11-123,055.70-29,443.05

Finding the Fourth Proportional to 82,033.11, 123,055.70 and 29,443.05

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Solution

The fourth proportional to 82,033.11, 123,055.70 and 29,443.05 is: 44,166.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,033.11 : 123,055.70 = 29,443.05 : x
  2. Step 2: Convert to fraction form
    82,033.11/123,055.70 = 29,443.05/x
  3. Step 3: Cross multiply
    82,033.11x = 123,055.70 × 29,443.05
  4. Step 4: Simplify right side
    82,033.11x = 3,623,134,980.67
  5. Step 5: Solve for x
    x = 3,623,134,980.67/82,033.11
  6. Step 6: Final answer
    x = 44,166.74

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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.