Home / 148,827.92-205,384.59-80,846.08

Finding the Fourth Proportional to 148,827.92, 205,384.59 and 80,846.08

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Solution

The fourth proportional to 148,827.92, 205,384.59 and 80,846.08 is: 111,568.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,827.92 : 205,384.59 = 80,846.08 : x
  2. Step 2: Convert to fraction form
    148,827.92/205,384.59 = 80,846.08/x
  3. Step 3: Cross multiply
    148,827.92x = 205,384.59 × 80,846.08
  4. Step 4: Simplify right side
    148,827.92x = 16,604,538,480.45
  5. Step 5: Solve for x
    x = 16,604,538,480.45/148,827.92
  6. Step 6: Final answer
    x = 111,568.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.