Home / 140,272.92-210,436.83-51,527.13

Finding the Fourth Proportional to 140,272.92, 210,436.83 and 51,527.13

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Solution

The fourth proportional to 140,272.92, 210,436.83 and 51,527.13 is: 77,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,272.92 : 210,436.83 = 51,527.13 : x
  2. Step 2: Convert to fraction form
    140,272.92/210,436.83 = 51,527.13/x
  3. Step 3: Cross multiply
    140,272.92x = 210,436.83 × 51,527.13
  4. Step 4: Simplify right side
    140,272.92x = 10,843,205,896.20
  5. Step 5: Solve for x
    x = 10,843,205,896.20/140,272.92
  6. Step 6: Final answer
    x = 77,300.78

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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.