Home / 55,200.39-76,186.47-32,538.05

Finding the Fourth Proportional to 55,200.39, 76,186.47 and 32,538.05

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Solution

The fourth proportional to 55,200.39, 76,186.47 and 32,538.05 is: 44,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,200.39 : 76,186.47 = 32,538.05 : x
  2. Step 2: Convert to fraction form
    55,200.39/76,186.47 = 32,538.05/x
  3. Step 3: Cross multiply
    55,200.39x = 76,186.47 × 32,538.05
  4. Step 4: Simplify right side
    55,200.39x = 2,478,959,170.18
  5. Step 5: Solve for x
    x = 2,478,959,170.18/55,200.39
  6. Step 6: Final answer
    x = 44,908.36

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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.