Home / 100,187.28-150,280.92-41,050.80

Finding the Fourth Proportional to 100,187.28, 150,280.92 and 41,050.80

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Solution

The fourth proportional to 100,187.28, 150,280.92 and 41,050.80 is: 61,576.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,187.28 : 150,280.92 = 41,050.80 : x
  2. Step 2: Convert to fraction form
    100,187.28/150,280.92 = 41,050.80/x
  3. Step 3: Cross multiply
    100,187.28x = 150,280.92 × 41,050.80
  4. Step 4: Simplify right side
    100,187.28x = 6,169,151,990.74
  5. Step 5: Solve for x
    x = 6,169,151,990.74/100,187.28
  6. Step 6: Final answer
    x = 61,576.20

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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.