Home / 55,944.66-77,208.78-30,795.78

Finding the Fourth Proportional to 55,944.66, 77,208.78 and 30,795.78

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Solution

The fourth proportional to 55,944.66, 77,208.78 and 30,795.78 is: 42,501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,944.66 : 77,208.78 = 30,795.78 : x
  2. Step 2: Convert to fraction form
    55,944.66/77,208.78 = 30,795.78/x
  3. Step 3: Cross multiply
    55,944.66x = 77,208.78 × 30,795.78
  4. Step 4: Simplify right side
    55,944.66x = 2,377,704,602.95
  5. Step 5: Solve for x
    x = 2,377,704,602.95/55,944.66
  6. Step 6: Final answer
    x = 42,501.01

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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.