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Finding the Fourth Proportional to 99,000.80, 148,501.20 and 27,923.30

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Solution

The fourth proportional to 99,000.80, 148,501.20 and 27,923.30 is: 41,884.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,000.80 : 148,501.20 = 27,923.30 : x
  2. Step 2: Convert to fraction form
    99,000.80/148,501.20 = 27,923.30/x
  3. Step 3: Cross multiply
    99,000.80x = 148,501.20 × 27,923.30
  4. Step 4: Simplify right side
    99,000.80x = 4,146,643,557.96
  5. Step 5: Solve for x
    x = 4,146,643,557.96/99,000.80
  6. Step 6: Final answer
    x = 41,884.95

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1.5x scale

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.