Home / 75,878.27-104,711.41-41,886.74

Finding the Fourth Proportional to 75,878.27, 104,711.41 and 41,886.74

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Solution

The fourth proportional to 75,878.27, 104,711.41 and 41,886.74 is: 57,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,878.27 : 104,711.41 = 41,886.74 : x
  2. Step 2: Convert to fraction form
    75,878.27/104,711.41 = 41,886.74/x
  3. Step 3: Cross multiply
    75,878.27x = 104,711.41 × 41,886.74
  4. Step 4: Simplify right side
    75,878.27x = 4,386,019,396.27
  5. Step 5: Solve for x
    x = 4,386,019,396.27/75,878.27
  6. Step 6: Final answer
    x = 57,803.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.