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Finding the Fourth Proportional to 186,674.91, 280,013.39 and 46,433.54

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Solution

The fourth proportional to 186,674.91, 280,013.39 and 46,433.54 is: 69,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,674.91 : 280,013.39 = 46,433.54 : x
  2. Step 2: Convert to fraction form
    186,674.91/280,013.39 = 46,433.54/x
  3. Step 3: Cross multiply
    186,674.91x = 280,013.39 × 46,433.54
  4. Step 4: Simplify right side
    186,674.91x = 13,002,011,312.87
  5. Step 5: Solve for x
    x = 13,002,011,312.87/186,674.91
  6. Step 6: Final answer
    x = 69,650.56

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1.5x scale

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.