Home / 55,943.58-77,202.14-30,793.08

Finding the Fourth Proportional to 55,943.58, 77,202.14 and 30,793.08

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Solution

The fourth proportional to 55,943.58, 77,202.14 and 30,793.08 is: 42,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,943.58 : 77,202.14 = 30,793.08 : x
  2. Step 2: Convert to fraction form
    55,943.58/77,202.14 = 30,793.08/x
  3. Step 3: Cross multiply
    55,943.58x = 77,202.14 × 30,793.08
  4. Step 4: Simplify right side
    55,943.58x = 2,377,291,673.19
  5. Step 5: Solve for x
    x = 2,377,291,673.19/55,943.58
  6. Step 6: Final answer
    x = 42,494.45

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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.