Home / 140,190.69-210,288.98-50,239.26

Finding the Fourth Proportional to 140,190.69, 210,288.98 and 50,239.26

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Solution

The fourth proportional to 140,190.69, 210,288.98 and 50,239.26 is: 75,359.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,190.69 : 210,288.98 = 50,239.26 : x
  2. Step 2: Convert to fraction form
    140,190.69/210,288.98 = 50,239.26/x
  3. Step 3: Cross multiply
    140,190.69x = 210,288.98 × 50,239.26
  4. Step 4: Simplify right side
    140,190.69x = 10,564,762,741.35
  5. Step 5: Solve for x
    x = 10,564,762,741.35/140,190.69
  6. Step 6: Final answer
    x = 75,359.95

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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.