Home / 144,460.35-199,354.14-80,798.10

Finding the Fourth Proportional to 144,460.35, 199,354.14 and 80,798.10

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Solution

The fourth proportional to 144,460.35, 199,354.14 and 80,798.10 is: 111,500.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,460.35 : 199,354.14 = 80,798.10 : x
  2. Step 2: Convert to fraction form
    144,460.35/199,354.14 = 80,798.10/x
  3. Step 3: Cross multiply
    144,460.35x = 199,354.14 × 80,798.10
  4. Step 4: Simplify right side
    144,460.35x = 16,107,435,739.13
  5. Step 5: Solve for x
    x = 16,107,435,739.13/144,460.35
  6. Step 6: Final answer
    x = 111,500.74

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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.