Home / 55,921.11-77,145.70-33,247.24

Finding the Fourth Proportional to 55,921.11, 77,145.70 and 33,247.24

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Solution

The fourth proportional to 55,921.11, 77,145.70 and 33,247.24 is: 45,866.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,921.11 : 77,145.70 = 33,247.24 : x
  2. Step 2: Convert to fraction form
    55,921.11/77,145.70 = 33,247.24/x
  3. Step 3: Cross multiply
    55,921.11x = 77,145.70 × 33,247.24
  4. Step 4: Simplify right side
    55,921.11x = 2,564,881,602.87
  5. Step 5: Solve for x
    x = 2,564,881,602.87/55,921.11
  6. Step 6: Final answer
    x = 45,866.07

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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.