Home / 94,965.11-142,557.65-55,550.51

Finding the Fourth Proportional to 94,965.11, 142,557.65 and 55,550.51

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Solution

The fourth proportional to 94,965.11, 142,557.65 and 55,550.51 is: 83,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,965.11 : 142,557.65 = 55,550.51 : x
  2. Step 2: Convert to fraction form
    94,965.11/142,557.65 = 55,550.51/x
  3. Step 3: Cross multiply
    94,965.11x = 142,557.65 × 55,550.51
  4. Step 4: Simplify right side
    94,965.11x = 7,919,150,161.90
  5. Step 5: Solve for x
    x = 7,919,150,161.90/94,965.11
  6. Step 6: Final answer
    x = 83,390.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.