Home / 82,717.58-124,077.10-23,553.20

Finding the Fourth Proportional to 82,717.58, 124,077.10 and 23,553.20

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Solution

The fourth proportional to 82,717.58, 124,077.10 and 23,553.20 is: 35,330.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,717.58 : 124,077.10 = 23,553.20 : x
  2. Step 2: Convert to fraction form
    82,717.58/124,077.10 = 23,553.20/x
  3. Step 3: Cross multiply
    82,717.58x = 124,077.10 × 23,553.20
  4. Step 4: Simplify right side
    82,717.58x = 2,922,412,751.72
  5. Step 5: Solve for x
    x = 2,922,412,751.72/82,717.58
  6. Step 6: Final answer
    x = 35,330.01

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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.