Home / 140,200.17-210,268.81-40,338.10

Finding the Fourth Proportional to 140,200.17, 210,268.81 and 40,338.10

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Solution

The fourth proportional to 140,200.17, 210,268.81 and 40,338.10 is: 60,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,200.17 : 210,268.81 = 40,338.10 : x
  2. Step 2: Convert to fraction form
    140,200.17/210,268.81 = 40,338.10/x
  3. Step 3: Cross multiply
    140,200.17x = 210,268.81 × 40,338.10
  4. Step 4: Simplify right side
    140,200.17x = 8,481,844,597.92
  5. Step 5: Solve for x
    x = 8,481,844,597.92/140,200.17
  6. Step 6: Final answer
    x = 60,498.11

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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.