Home / 144,498.24-199,407.51-80,836.02

Finding the Fourth Proportional to 144,498.24, 199,407.51 and 80,836.02

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Solution

The fourth proportional to 144,498.24, 199,407.51 and 80,836.02 is: 111,553.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,498.24 : 199,407.51 = 80,836.02 : x
  2. Step 2: Convert to fraction form
    144,498.24/199,407.51 = 80,836.02/x
  3. Step 3: Cross multiply
    144,498.24x = 199,407.51 × 80,836.02
  4. Step 4: Simplify right side
    144,498.24x = 16,119,309,466.51
  5. Step 5: Solve for x
    x = 16,119,309,466.51/144,498.24
  6. Step 6: Final answer
    x = 111,553.67

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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.