Home / 148,270.84-204,613.86-80,288.35

Finding the Fourth Proportional to 148,270.84, 204,613.86 and 80,288.35

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Solution

The fourth proportional to 148,270.84, 204,613.86 and 80,288.35 is: 110,797.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,270.84 : 204,613.86 = 80,288.35 : x
  2. Step 2: Convert to fraction form
    148,270.84/204,613.86 = 80,288.35/x
  3. Step 3: Cross multiply
    148,270.84x = 204,613.86 × 80,288.35
  4. Step 4: Simplify right side
    148,270.84x = 16,428,108,996.08
  5. Step 5: Solve for x
    x = 16,428,108,996.08/148,270.84
  6. Step 6: Final answer
    x = 110,797.98

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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.