Home / 75,433.05-104,097.18-41,440.81

Finding the Fourth Proportional to 75,433.05, 104,097.18 and 41,440.81

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Solution

The fourth proportional to 75,433.05, 104,097.18 and 41,440.81 is: 57,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,433.05 : 104,097.18 = 41,440.81 : x
  2. Step 2: Convert to fraction form
    75,433.05/104,097.18 = 41,440.81/x
  3. Step 3: Cross multiply
    75,433.05x = 104,097.18 × 41,440.81
  4. Step 4: Simplify right side
    75,433.05x = 4,313,870,937.43
  5. Step 5: Solve for x
    x = 4,313,870,937.43/75,433.05
  6. Step 6: Final answer
    x = 57,188.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.