Home / 100,350.19-150,303.21-41,005.81

Finding the Fourth Proportional to 100,350.19, 150,303.21 and 41,005.81

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Solution

The fourth proportional to 100,350.19, 150,303.21 and 41,005.81 is: 61,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,350.19 : 150,303.21 = 41,005.81 : x
  2. Step 2: Convert to fraction form
    100,350.19/150,303.21 = 41,005.81/x
  3. Step 3: Cross multiply
    100,350.19x = 150,303.21 × 41,005.81
  4. Step 4: Simplify right side
    100,350.19x = 6,163,304,871.65
  5. Step 5: Solve for x
    x = 6,163,304,871.65/100,350.19
  6. Step 6: Final answer
    x = 61,417.97

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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.