Home / 100,352.19-150,306.21-41,007.81

Finding the Fourth Proportional to 100,352.19, 150,306.21 and 41,007.81

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Solution

The fourth proportional to 100,352.19, 150,306.21 and 41,007.81 is: 61,420.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,352.19 : 150,306.21 = 41,007.81 : x
  2. Step 2: Convert to fraction form
    100,352.19/150,306.21 = 41,007.81/x
  3. Step 3: Cross multiply
    100,352.19x = 150,306.21 × 41,007.81
  4. Step 4: Simplify right side
    100,352.19x = 6,163,728,501.50
  5. Step 5: Solve for x
    x = 6,163,728,501.50/100,352.19
  6. Step 6: Final answer
    x = 61,420.97

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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.