Home / 55,402.28-83,082.90-22,112.36

Finding the Fourth Proportional to 55,402.28, 83,082.90 and 22,112.36

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Solution

The fourth proportional to 55,402.28, 83,082.90 and 22,112.36 is: 33,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,402.28 : 83,082.90 = 22,112.36 : x
  2. Step 2: Convert to fraction form
    55,402.28/83,082.90 = 22,112.36/x
  3. Step 3: Cross multiply
    55,402.28x = 83,082.90 × 22,112.36
  4. Step 4: Simplify right side
    55,402.28x = 1,837,158,994.64
  5. Step 5: Solve for x
    x = 1,837,158,994.64/55,402.28
  6. Step 6: Final answer
    x = 33,160.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.