Home / 61,785.33-85,267.43-34,930.32

Finding the Fourth Proportional to 61,785.33, 85,267.43 and 34,930.32

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Solution

The fourth proportional to 61,785.33, 85,267.43 and 34,930.32 is: 48,205.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,785.33 : 85,267.43 = 34,930.32 : x
  2. Step 2: Convert to fraction form
    61,785.33/85,267.43 = 34,930.32/x
  3. Step 3: Cross multiply
    61,785.33x = 85,267.43 × 34,930.32
  4. Step 4: Simplify right side
    61,785.33x = 2,978,418,615.48
  5. Step 5: Solve for x
    x = 2,978,418,615.48/61,785.33
  6. Step 6: Final answer
    x = 48,205.92

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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.