Home / 89,715.99-134,473.39-36,395.58

Finding the Fourth Proportional to 89,715.99, 134,473.39 and 36,395.58

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Solution

The fourth proportional to 89,715.99, 134,473.39 and 36,395.58 is: 54,552.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,715.99 : 134,473.39 = 36,395.58 : x
  2. Step 2: Convert to fraction form
    89,715.99/134,473.39 = 36,395.58/x
  3. Step 3: Cross multiply
    89,715.99x = 134,473.39 × 36,395.58
  4. Step 4: Simplify right side
    89,715.99x = 4,894,237,023.62
  5. Step 5: Solve for x
    x = 4,894,237,023.62/89,715.99
  6. Step 6: Final answer
    x = 54,552.56

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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.