Home / 148,313.52-204,672.27-80,330.22

Finding the Fourth Proportional to 148,313.52, 204,672.27 and 80,330.22

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Solution

The fourth proportional to 148,313.52, 204,672.27 and 80,330.22 is: 110,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,313.52 : 204,672.27 = 80,330.22 : x
  2. Step 2: Convert to fraction form
    148,313.52/204,672.27 = 80,330.22/x
  3. Step 3: Cross multiply
    148,313.52x = 204,672.27 × 80,330.22
  4. Step 4: Simplify right side
    148,313.52x = 16,441,368,477.00
  5. Step 5: Solve for x
    x = 16,441,368,477.00/148,313.52
  6. Step 6: Final answer
    x = 110,855.49

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1.5x scale

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.