Home / 144,495.24-199,403.37-80,833.02

Finding the Fourth Proportional to 144,495.24, 199,403.37 and 80,833.02

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Solution

The fourth proportional to 144,495.24, 199,403.37 and 80,833.02 is: 111,549.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,495.24 : 199,403.37 = 80,833.02 : x
  2. Step 2: Convert to fraction form
    144,495.24/199,403.37 = 80,833.02/x
  3. Step 3: Cross multiply
    144,495.24x = 199,403.37 × 80,833.02
  4. Step 4: Simplify right side
    144,495.24x = 16,118,376,595.28
  5. Step 5: Solve for x
    x = 16,118,376,595.28/144,495.24
  6. Step 6: Final answer
    x = 111,549.53

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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.