Home / 313,011.23-469,554.08-99,704.22

Finding the Fourth Proportional to 313,011.23, 469,554.08 and 99,704.22

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Solution

The fourth proportional to 313,011.23, 469,554.08 and 99,704.22 is: 149,568.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,011.23 : 469,554.08 = 99,704.22 : x
  2. Step 2: Convert to fraction form
    313,011.23/469,554.08 = 99,704.22/x
  3. Step 3: Cross multiply
    313,011.23x = 469,554.08 × 99,704.22
  4. Step 4: Simplify right side
    313,011.23x = 46,816,522,795.70
  5. Step 5: Solve for x
    x = 46,816,522,795.70/313,011.23
  6. Step 6: Final answer
    x = 149,568.19

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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.