Home / 73,664.39-101,630.19-48,185.28

Finding the Fourth Proportional to 73,664.39, 101,630.19 and 48,185.28

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Solution

The fourth proportional to 73,664.39, 101,630.19 and 48,185.28 is: 66,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,664.39 : 101,630.19 = 48,185.28 : x
  2. Step 2: Convert to fraction form
    73,664.39/101,630.19 = 48,185.28/x
  3. Step 3: Cross multiply
    73,664.39x = 101,630.19 × 48,185.28
  4. Step 4: Simplify right side
    73,664.39x = 4,897,079,342.30
  5. Step 5: Solve for x
    x = 4,897,079,342.30/73,664.39
  6. Step 6: Final answer
    x = 66,478.25

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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.