Home / 61,638.10-85,060.73-33,343.79

Finding the Fourth Proportional to 61,638.10, 85,060.73 and 33,343.79

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Solution

The fourth proportional to 61,638.10, 85,060.73 and 33,343.79 is: 46,014.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,638.10 : 85,060.73 = 33,343.79 : x
  2. Step 2: Convert to fraction form
    61,638.10/85,060.73 = 33,343.79/x
  3. Step 3: Cross multiply
    61,638.10x = 85,060.73 × 33,343.79
  4. Step 4: Simplify right side
    61,638.10x = 2,836,246,776.42
  5. Step 5: Solve for x
    x = 2,836,246,776.42/61,638.10
  6. Step 6: Final answer
    x = 46,014.51

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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.