Home / 70,126.56-104,943.60-60,383.34

Finding the Fourth Proportional to 70,126.56, 104,943.60 and 60,383.34

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Solution

The fourth proportional to 70,126.56, 104,943.60 and 60,383.34 is: 90,362.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,126.56 : 104,943.60 = 60,383.34 : x
  2. Step 2: Convert to fraction form
    70,126.56/104,943.60 = 60,383.34/x
  3. Step 3: Cross multiply
    70,126.56x = 104,943.60 × 60,383.34
  4. Step 4: Simplify right side
    70,126.56x = 6,336,845,079.62
  5. Step 5: Solve for x
    x = 6,336,845,079.62/70,126.56
  6. Step 6: Final answer
    x = 90,362.98

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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.