Home / 109,696.02-164,544.05-39,575.31

Finding the Fourth Proportional to 109,696.02, 164,544.05 and 39,575.31

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Solution

The fourth proportional to 109,696.02, 164,544.05 and 39,575.31 is: 59,362.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,696.02 : 164,544.05 = 39,575.31 : x
  2. Step 2: Convert to fraction form
    109,696.02/164,544.05 = 39,575.31/x
  3. Step 3: Cross multiply
    109,696.02x = 164,544.05 × 39,575.31
  4. Step 4: Simplify right side
    109,696.02x = 6,511,881,787.41
  5. Step 5: Solve for x
    x = 6,511,881,787.41/109,696.02
  6. Step 6: Final answer
    x = 59,362.97

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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.