Home / 124,267.36-186,378-41,150.56

Finding the Fourth Proportional to 124,267.36, 186,378 and 41,150.56

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Solution

The fourth proportional to 124,267.36, 186,378 and 41,150.56 is: 61,718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,267.36 : 186,378 = 41,150.56 : x
  2. Step 2: Convert to fraction form
    124,267.36/186,378 = 41,150.56/x
  3. Step 3: Cross multiply
    124,267.36x = 186,378 × 41,150.56
  4. Step 4: Simplify right side
    124,267.36x = 7,669,559,071.68
  5. Step 5: Solve for x
    x = 7,669,559,071.68/124,267.36
  6. Step 6: Final answer
    x = 61,718.21

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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.