Home / 61,787.32-85,270.17-34,932.32

Finding the Fourth Proportional to 61,787.32, 85,270.17 and 34,932.32

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Solution

The fourth proportional to 61,787.32, 85,270.17 and 34,932.32 is: 48,208.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,787.32 : 85,270.17 = 34,932.32 : x
  2. Step 2: Convert to fraction form
    61,787.32/85,270.17 = 34,932.32/x
  3. Step 3: Cross multiply
    61,787.32x = 85,270.17 × 34,932.32
  4. Step 4: Simplify right side
    61,787.32x = 2,978,685,368.95
  5. Step 5: Solve for x
    x = 2,978,685,368.95/61,787.32
  6. Step 6: Final answer
    x = 48,208.69

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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.