Home / 82,684.90-124,099.34-47,217.24

Finding the Fourth Proportional to 82,684.90, 124,099.34 and 47,217.24

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Solution

The fourth proportional to 82,684.90, 124,099.34 and 47,217.24 is: 70,866.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,684.90 : 124,099.34 = 47,217.24 : x
  2. Step 2: Convert to fraction form
    82,684.90/124,099.34 = 47,217.24/x
  3. Step 3: Cross multiply
    82,684.90x = 124,099.34 × 47,217.24
  4. Step 4: Simplify right side
    82,684.90x = 5,859,628,320.62
  5. Step 5: Solve for x
    x = 5,859,628,320.62/82,684.90
  6. Step 6: Final answer
    x = 70,866.97

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1.5x scale

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.