Home / 88,741.63-122,463.83-48,456.28

Finding the Fourth Proportional to 88,741.63, 122,463.83 and 48,456.28

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Solution

The fourth proportional to 88,741.63, 122,463.83 and 48,456.28 is: 66,869.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,741.63 : 122,463.83 = 48,456.28 : x
  2. Step 2: Convert to fraction form
    88,741.63/122,463.83 = 48,456.28/x
  3. Step 3: Cross multiply
    88,741.63x = 122,463.83 × 48,456.28
  4. Step 4: Simplify right side
    88,741.63x = 5,934,141,636.35
  5. Step 5: Solve for x
    x = 5,934,141,636.35/88,741.63
  6. Step 6: Final answer
    x = 66,869.87

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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.