Home / 61,019.44-84,206.28-34,161.64

Finding the Fourth Proportional to 61,019.44, 84,206.28 and 34,161.64

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Solution

The fourth proportional to 61,019.44, 84,206.28 and 34,161.64 is: 47,142.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,019.44 : 84,206.28 = 34,161.64 : x
  2. Step 2: Convert to fraction form
    61,019.44/84,206.28 = 34,161.64/x
  3. Step 3: Cross multiply
    61,019.44x = 84,206.28 × 34,161.64
  4. Step 4: Simplify right side
    61,019.44x = 2,876,624,623.10
  5. Step 5: Solve for x
    x = 2,876,624,623.10/61,019.44
  6. Step 6: Final answer
    x = 47,142.76

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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.