Home / 89,884.23-134,616.24-71,037.77

Finding the Fourth Proportional to 89,884.23, 134,616.24 and 71,037.77

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Solution

The fourth proportional to 89,884.23, 134,616.24 and 71,037.77 is: 106,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,884.23 : 134,616.24 = 71,037.77 : x
  2. Step 2: Convert to fraction form
    89,884.23/134,616.24 = 71,037.77/x
  3. Step 3: Cross multiply
    89,884.23x = 134,616.24 × 71,037.77
  4. Step 4: Simplify right side
    89,884.23x = 9,562,836,822.30
  5. Step 5: Solve for x
    x = 9,562,836,822.30/89,884.23
  6. Step 6: Final answer
    x = 106,390.60

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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.