Home / 140,173.74-210,296.07-40,331.76

Finding the Fourth Proportional to 140,173.74, 210,296.07 and 40,331.76

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Solution

The fourth proportional to 140,173.74, 210,296.07 and 40,331.76 is: 60,507.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,173.74 : 210,296.07 = 40,331.76 : x
  2. Step 2: Convert to fraction form
    140,173.74/210,296.07 = 40,331.76/x
  3. Step 3: Cross multiply
    140,173.74x = 210,296.07 × 40,331.76
  4. Step 4: Simplify right side
    140,173.74x = 8,481,610,624.18
  5. Step 5: Solve for x
    x = 8,481,610,624.18/140,173.74
  6. Step 6: Final answer
    x = 60,507.84

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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.