Home / 55,921.19-77,141.82-33,244.05

Finding the Fourth Proportional to 55,921.19, 77,141.82 and 33,244.05

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Solution

The fourth proportional to 55,921.19, 77,141.82 and 33,244.05 is: 45,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,921.19 : 77,141.82 = 33,244.05 : x
  2. Step 2: Convert to fraction form
    55,921.19/77,141.82 = 33,244.05/x
  3. Step 3: Cross multiply
    55,921.19x = 77,141.82 × 33,244.05
  4. Step 4: Simplify right side
    55,921.19x = 2,564,506,521.17
  5. Step 5: Solve for x
    x = 2,564,506,521.17/55,921.19
  6. Step 6: Final answer
    x = 45,859.30

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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.