Home / 89,441.87-134,161.40-22,881.42

Finding the Fourth Proportional to 89,441.87, 134,161.40 and 22,881.42

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Solution

The fourth proportional to 89,441.87, 134,161.40 and 22,881.42 is: 34,321.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,441.87 : 134,161.40 = 22,881.42 : x
  2. Step 2: Convert to fraction form
    89,441.87/134,161.40 = 22,881.42/x
  3. Step 3: Cross multiply
    89,441.87x = 134,161.40 × 22,881.42
  4. Step 4: Simplify right side
    89,441.87x = 3,069,803,398.39
  5. Step 5: Solve for x
    x = 3,069,803,398.39/89,441.87
  6. Step 6: Final answer
    x = 34,321.77

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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.