Home / 82,911.30-124,386.06-23,747.46

Finding the Fourth Proportional to 82,911.30, 124,386.06 and 23,747.46

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Solution

The fourth proportional to 82,911.30, 124,386.06 and 23,747.46 is: 35,626.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,911.30 : 124,386.06 = 23,747.46 : x
  2. Step 2: Convert to fraction form
    82,911.30/124,386.06 = 23,747.46/x
  3. Step 3: Cross multiply
    82,911.30x = 124,386.06 × 23,747.46
  4. Step 4: Simplify right side
    82,911.30x = 2,953,852,984.41
  5. Step 5: Solve for x
    x = 2,953,852,984.41/82,911.30
  6. Step 6: Final answer
    x = 35,626.66

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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.