Home / 55,343.39-76,373.62-30,192.89

Finding the Fourth Proportional to 55,343.39, 76,373.62 and 30,192.89

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Solution

The fourth proportional to 55,343.39, 76,373.62 and 30,192.89 is: 41,666.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,343.39 : 76,373.62 = 30,192.89 : x
  2. Step 2: Convert to fraction form
    55,343.39/76,373.62 = 30,192.89/x
  3. Step 3: Cross multiply
    55,343.39x = 76,373.62 × 30,192.89
  4. Step 4: Simplify right side
    55,343.39x = 2,305,939,850.21
  5. Step 5: Solve for x
    x = 2,305,939,850.21/55,343.39
  6. Step 6: Final answer
    x = 41,666.04

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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.