Home / 140,187.79-210,284.67-50,236.37

Finding the Fourth Proportional to 140,187.79, 210,284.67 and 50,236.37

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Solution

The fourth proportional to 140,187.79, 210,284.67 and 50,236.37 is: 75,355.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,187.79 : 210,284.67 = 50,236.37 : x
  2. Step 2: Convert to fraction form
    140,187.79/210,284.67 = 50,236.37/x
  3. Step 3: Cross multiply
    140,187.79x = 210,284.67 × 50,236.37
  4. Step 4: Simplify right side
    140,187.79x = 10,563,938,487.45
  5. Step 5: Solve for x
    x = 10,563,938,487.45/140,187.79
  6. Step 6: Final answer
    x = 75,355.62

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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.