Home / 297,041.28-445,588.08-83,811.03

Finding the Fourth Proportional to 297,041.28, 445,588.08 and 83,811.03

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Solution

The fourth proportional to 297,041.28, 445,588.08 and 83,811.03 is: 125,723.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,041.28 : 445,588.08 = 83,811.03 : x
  2. Step 2: Convert to fraction form
    297,041.28/445,588.08 = 83,811.03/x
  3. Step 3: Cross multiply
    297,041.28x = 445,588.08 × 83,811.03
  4. Step 4: Simplify right side
    297,041.28x = 37,345,195,940.52
  5. Step 5: Solve for x
    x = 37,345,195,940.52/297,041.28
  6. Step 6: Final answer
    x = 125,723.93

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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.