Home / 55,836.65-77,054.90-30,343.23

Finding the Fourth Proportional to 55,836.65, 77,054.90 and 30,343.23

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Solution

The fourth proportional to 55,836.65, 77,054.90 and 30,343.23 is: 41,873.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,836.65 : 77,054.90 = 30,343.23 : x
  2. Step 2: Convert to fraction form
    55,836.65/77,054.90 = 30,343.23/x
  3. Step 3: Cross multiply
    55,836.65x = 77,054.90 × 30,343.23
  4. Step 4: Simplify right side
    55,836.65x = 2,338,094,401.61
  5. Step 5: Solve for x
    x = 2,338,094,401.61/55,836.65
  6. Step 6: Final answer
    x = 41,873.83

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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.