Home / 55,055.68-75,988.93-36,194.56

Finding the Fourth Proportional to 55,055.68, 75,988.93 and 36,194.56

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Solution

The fourth proportional to 55,055.68, 75,988.93 and 36,194.56 is: 49,956.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,055.68 : 75,988.93 = 36,194.56 : x
  2. Step 2: Convert to fraction form
    55,055.68/75,988.93 = 36,194.56/x
  3. Step 3: Cross multiply
    55,055.68x = 75,988.93 × 36,194.56
  4. Step 4: Simplify right side
    55,055.68x = 2,750,385,415.79
  5. Step 5: Solve for x
    x = 2,750,385,415.79/55,055.68
  6. Step 6: Final answer
    x = 49,956.44

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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.