Home / 148,235.40-204,564.60-80,252.82

Finding the Fourth Proportional to 148,235.40, 204,564.60 and 80,252.82

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Solution

The fourth proportional to 148,235.40, 204,564.60 and 80,252.82 is: 110,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,235.40 : 204,564.60 = 80,252.82 : x
  2. Step 2: Convert to fraction form
    148,235.40/204,564.60 = 80,252.82/x
  3. Step 3: Cross multiply
    148,235.40x = 204,564.60 × 80,252.82
  4. Step 4: Simplify right side
    148,235.40x = 16,416,886,022.17
  5. Step 5: Solve for x
    x = 16,416,886,022.17/148,235.40
  6. Step 6: Final answer
    x = 110,748.76

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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.