Home / 188,254.28-260,022.50-140,719.84

Finding the Fourth Proportional to 188,254.28, 260,022.50 and 140,719.84

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Solution

The fourth proportional to 188,254.28, 260,022.50 and 140,719.84 is: 194,366.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,254.28 : 260,022.50 = 140,719.84 : x
  2. Step 2: Convert to fraction form
    188,254.28/260,022.50 = 140,719.84/x
  3. Step 3: Cross multiply
    188,254.28x = 260,022.50 × 140,719.84
  4. Step 4: Simplify right side
    188,254.28x = 36,590,324,596.40
  5. Step 5: Solve for x
    x = 36,590,324,596.40/188,254.28
  6. Step 6: Final answer
    x = 194,366.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.