Home / 189,527.11-284,289.49-47,371.68

Finding the Fourth Proportional to 189,527.11, 284,289.49 and 47,371.68

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Solution

The fourth proportional to 189,527.11, 284,289.49 and 47,371.68 is: 71,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,527.11 : 284,289.49 = 47,371.68 : x
  2. Step 2: Convert to fraction form
    189,527.11/284,289.49 = 47,371.68/x
  3. Step 3: Cross multiply
    189,527.11x = 284,289.49 × 47,371.68
  4. Step 4: Simplify right side
    189,527.11x = 13,467,270,747.64
  5. Step 5: Solve for x
    x = 13,467,270,747.64/189,527.11
  6. Step 6: Final answer
    x = 71,057.23

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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.