Home / 89,621.27-134,400.57-26,424.62

Finding the Fourth Proportional to 89,621.27, 134,400.57 and 26,424.62

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Solution

The fourth proportional to 89,621.27, 134,400.57 and 26,424.62 is: 39,627.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,621.27 : 134,400.57 = 26,424.62 : x
  2. Step 2: Convert to fraction form
    89,621.27/134,400.57 = 26,424.62/x
  3. Step 3: Cross multiply
    89,621.27x = 134,400.57 × 26,424.62
  4. Step 4: Simplify right side
    89,621.27x = 3,551,483,318.03
  5. Step 5: Solve for x
    x = 3,551,483,318.03/89,621.27
  6. Step 6: Final answer
    x = 39,627.69

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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.