Home / 75,571.74-113,358-22,981.07

Finding the Fourth Proportional to 75,571.74, 113,358 and 22,981.07

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Solution

The fourth proportional to 75,571.74, 113,358 and 22,981.07 is: 34,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,571.74 : 113,358 = 22,981.07 : x
  2. Step 2: Convert to fraction form
    75,571.74/113,358 = 22,981.07/x
  3. Step 3: Cross multiply
    75,571.74x = 113,358 × 22,981.07
  4. Step 4: Simplify right side
    75,571.74x = 2,605,087,566.27
  5. Step 5: Solve for x
    x = 2,605,087,566.27/75,571.74
  6. Step 6: Final answer
    x = 34,471.72

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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.