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Finding the Fourth Proportional to 297,053.01, 445,401.51 and 94,561.65

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Solution

The fourth proportional to 297,053.01, 445,401.51 and 94,561.65 is: 141,785.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,053.01 : 445,401.51 = 94,561.65 : x
  2. Step 2: Convert to fraction form
    297,053.01/445,401.51 = 94,561.65/x
  3. Step 3: Cross multiply
    297,053.01x = 445,401.51 × 94,561.65
  4. Step 4: Simplify right side
    297,053.01x = 42,117,901,698.09
  5. Step 5: Solve for x
    x = 42,117,901,698.09/297,053.01
  6. Step 6: Final answer
    x = 141,785.81

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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.