Home / 140,288.46-210,516.54-51,550.94

Finding the Fourth Proportional to 140,288.46, 210,516.54 and 51,550.94

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Solution

The fourth proportional to 140,288.46, 210,516.54 and 51,550.94 is: 77,357.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,288.46 : 210,516.54 = 51,550.94 : x
  2. Step 2: Convert to fraction form
    140,288.46/210,516.54 = 51,550.94/x
  3. Step 3: Cross multiply
    140,288.46x = 210,516.54 × 51,550.94
  4. Step 4: Simplify right side
    140,288.46x = 10,852,325,522.55
  5. Step 5: Solve for x
    x = 10,852,325,522.55/140,288.46
  6. Step 6: Final answer
    x = 77,357.22

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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.