Home / 291,423.22-437,096.55-91,744.65

Finding the Fourth Proportional to 291,423.22, 437,096.55 and 91,744.65

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Solution

The fourth proportional to 291,423.22, 437,096.55 and 91,744.65 is: 137,604.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,423.22 : 437,096.55 = 91,744.65 : x
  2. Step 2: Convert to fraction form
    291,423.22/437,096.55 = 91,744.65/x
  3. Step 3: Cross multiply
    291,423.22x = 437,096.55 × 91,744.65
  4. Step 4: Simplify right side
    291,423.22x = 40,101,270,340.00
  5. Step 5: Solve for x
    x = 40,101,270,340.00/291,423.22
  6. Step 6: Final answer
    x = 137,604.93

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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.