Home / 99,473.64-149,166.68-52,715.56

Finding the Fourth Proportional to 99,473.64, 149,166.68 and 52,715.56

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Solution

The fourth proportional to 99,473.64, 149,166.68 and 52,715.56 is: 79,050.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,473.64 : 149,166.68 = 52,715.56 : x
  2. Step 2: Convert to fraction form
    99,473.64/149,166.68 = 52,715.56/x
  3. Step 3: Cross multiply
    99,473.64x = 149,166.68 × 52,715.56
  4. Step 4: Simplify right side
    99,473.64x = 7,863,405,069.54
  5. Step 5: Solve for x
    x = 7,863,405,069.54/99,473.64
  6. Step 6: Final answer
    x = 79,050.14

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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.