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Finding the Fourth Proportional to 99,041, 148,507.72 and 44,975.99

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Solution

The fourth proportional to 99,041, 148,507.72 and 44,975.99 is: 67,439.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,041 : 148,507.72 = 44,975.99 : x
  2. Step 2: Convert to fraction form
    99,041/148,507.72 = 44,975.99/x
  3. Step 3: Cross multiply
    99,041x = 148,507.72 × 44,975.99
  4. Step 4: Simplify right side
    99,041x = 6,679,281,729.64
  5. Step 5: Solve for x
    x = 6,679,281,729.64/99,041
  6. Step 6: Final answer
    x = 67,439.56

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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.