Home / 88,083.08-132,119.90-31,153.04

Finding the Fourth Proportional to 88,083.08, 132,119.90 and 31,153.04

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Solution

The fourth proportional to 88,083.08, 132,119.90 and 31,153.04 is: 46,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,083.08 : 132,119.90 = 31,153.04 : x
  2. Step 2: Convert to fraction form
    88,083.08/132,119.90 = 31,153.04/x
  3. Step 3: Cross multiply
    88,083.08x = 132,119.90 × 31,153.04
  4. Step 4: Simplify right side
    88,083.08x = 4,115,936,529.50
  5. Step 5: Solve for x
    x = 4,115,936,529.50/88,083.08
  6. Step 6: Final answer
    x = 46,727.89

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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.