Home / 144,985.53-199,625.34-131,699.49

Finding the Fourth Proportional to 144,985.53, 199,625.34 and 131,699.49

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Solution

The fourth proportional to 144,985.53, 199,625.34 and 131,699.49 is: 181,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,985.53 : 199,625.34 = 131,699.49 : x
  2. Step 2: Convert to fraction form
    144,985.53/199,625.34 = 131,699.49/x
  3. Step 3: Cross multiply
    144,985.53x = 199,625.34 × 131,699.49
  4. Step 4: Simplify right side
    144,985.53x = 26,290,555,469.08
  5. Step 5: Solve for x
    x = 26,290,555,469.08/144,985.53
  6. Step 6: Final answer
    x = 181,332.27

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1.5x scale

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.