Home / 131,510.34-197,286.69-46,144.92

Finding the Fourth Proportional to 131,510.34, 197,286.69 and 46,144.92

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Solution

The fourth proportional to 131,510.34, 197,286.69 and 46,144.92 is: 69,224.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,510.34 : 197,286.69 = 46,144.92 : x
  2. Step 2: Convert to fraction form
    131,510.34/197,286.69 = 46,144.92/x
  3. Step 3: Cross multiply
    131,510.34x = 197,286.69 × 46,144.92
  4. Step 4: Simplify right side
    131,510.34x = 9,103,778,527.11
  5. Step 5: Solve for x
    x = 9,103,778,527.11/131,510.34
  6. Step 6: Final answer
    x = 69,224.81

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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.