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Finding the Fourth Proportional to 124,049.22, 186,049.20 and 35,303.49

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Solution

The fourth proportional to 124,049.22, 186,049.20 and 35,303.49 is: 52,948.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,049.22 : 186,049.20 = 35,303.49 : x
  2. Step 2: Convert to fraction form
    124,049.22/186,049.20 = 35,303.49/x
  3. Step 3: Cross multiply
    124,049.22x = 186,049.20 × 35,303.49
  4. Step 4: Simplify right side
    124,049.22x = 6,568,186,071.71
  5. Step 5: Solve for x
    x = 6,568,186,071.71/124,049.22
  6. Step 6: Final answer
    x = 52,948.23

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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.