Home / 82,907.07-124,372.95-26,728.71

Finding the Fourth Proportional to 82,907.07, 124,372.95 and 26,728.71

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Solution

The fourth proportional to 82,907.07, 124,372.95 and 26,728.71 is: 40,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,907.07 : 124,372.95 = 26,728.71 : x
  2. Step 2: Convert to fraction form
    82,907.07/124,372.95 = 26,728.71/x
  3. Step 3: Cross multiply
    82,907.07x = 124,372.95 × 26,728.71
  4. Step 4: Simplify right side
    82,907.07x = 3,324,328,512.39
  5. Step 5: Solve for x
    x = 3,324,328,512.39/82,907.07
  6. Step 6: Final answer
    x = 40,097.04

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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.