Home / 48,975.30-67,566.47-31,974.11

Finding the Fourth Proportional to 48,975.30, 67,566.47 and 31,974.11

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Solution

The fourth proportional to 48,975.30, 67,566.47 and 31,974.11 is: 44,111.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,975.30 : 67,566.47 = 31,974.11 : x
  2. Step 2: Convert to fraction form
    48,975.30/67,566.47 = 31,974.11/x
  3. Step 3: Cross multiply
    48,975.30x = 67,566.47 × 31,974.11
  4. Step 4: Simplify right side
    48,975.30x = 2,160,377,406.26
  5. Step 5: Solve for x
    x = 2,160,377,406.26/48,975.30
  6. Step 6: Final answer
    x = 44,111.58

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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.