Home / 144,985.40-199,625.17-131,699.37

Finding the Fourth Proportional to 144,985.40, 199,625.17 and 131,699.37

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Solution

The fourth proportional to 144,985.40, 199,625.17 and 131,699.37 is: 181,332.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,985.40 : 199,625.17 = 131,699.37 : x
  2. Step 2: Convert to fraction form
    144,985.40/199,625.17 = 131,699.37/x
  3. Step 3: Cross multiply
    144,985.40x = 199,625.17 × 131,699.37
  4. Step 4: Simplify right side
    144,985.40x = 26,290,509,125.14
  5. Step 5: Solve for x
    x = 26,290,509,125.14/144,985.40
  6. Step 6: Final answer
    x = 181,332.11

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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.