Home / 299,303.48-448,823.10-112,183.76

Finding the Fourth Proportional to 299,303.48, 448,823.10 and 112,183.76

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Solution

The fourth proportional to 299,303.48, 448,823.10 and 112,183.76 is: 168,226.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,303.48 : 448,823.10 = 112,183.76 : x
  2. Step 2: Convert to fraction form
    299,303.48/448,823.10 = 112,183.76/x
  3. Step 3: Cross multiply
    299,303.48x = 448,823.10 × 112,183.76
  4. Step 4: Simplify right side
    299,303.48x = 50,350,662,932.86
  5. Step 5: Solve for x
    x = 50,350,662,932.86/299,303.48
  6. Step 6: Final answer
    x = 168,226.12

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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.