Home / 79,822.40-110,154.87-45,833.11

Finding the Fourth Proportional to 79,822.40, 110,154.87 and 45,833.11

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Solution

The fourth proportional to 79,822.40, 110,154.87 and 45,833.11 is: 63,249.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,822.40 : 110,154.87 = 45,833.11 : x
  2. Step 2: Convert to fraction form
    79,822.40/110,154.87 = 45,833.11/x
  3. Step 3: Cross multiply
    79,822.40x = 110,154.87 × 45,833.11
  4. Step 4: Simplify right side
    79,822.40x = 5,048,739,998.36
  5. Step 5: Solve for x
    x = 5,048,739,998.36/79,822.40
  6. Step 6: Final answer
    x = 63,249.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.