Home / 144,577.89-199,499.76-80,042.22

Finding the Fourth Proportional to 144,577.89, 199,499.76 and 80,042.22

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Solution

The fourth proportional to 144,577.89, 199,499.76 and 80,042.22 is: 110,448.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,577.89 : 199,499.76 = 80,042.22 : x
  2. Step 2: Convert to fraction form
    144,577.89/199,499.76 = 80,042.22/x
  3. Step 3: Cross multiply
    144,577.89x = 199,499.76 × 80,042.22
  4. Step 4: Simplify right side
    144,577.89x = 15,968,403,679.87
  5. Step 5: Solve for x
    x = 15,968,403,679.87/144,577.89
  6. Step 6: Final answer
    x = 110,448.45

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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.