Home / 82,835.90-124,257.95-23,680.28

Finding the Fourth Proportional to 82,835.90, 124,257.95 and 23,680.28

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Solution

The fourth proportional to 82,835.90, 124,257.95 and 23,680.28 is: 35,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,835.90 : 124,257.95 = 23,680.28 : x
  2. Step 2: Convert to fraction form
    82,835.90/124,257.95 = 23,680.28/x
  3. Step 3: Cross multiply
    82,835.90x = 124,257.95 × 23,680.28
  4. Step 4: Simplify right side
    82,835.90x = 2,942,463,329.27
  5. Step 5: Solve for x
    x = 2,942,463,329.27/82,835.90
  6. Step 6: Final answer
    x = 35,521.60

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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.