Home / 70,081.23-96,735.56-43,211.91

Finding the Fourth Proportional to 70,081.23, 96,735.56 and 43,211.91

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Solution

The fourth proportional to 70,081.23, 96,735.56 and 43,211.91 is: 59,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,081.23 : 96,735.56 = 43,211.91 : x
  2. Step 2: Convert to fraction form
    70,081.23/96,735.56 = 43,211.91/x
  3. Step 3: Cross multiply
    70,081.23x = 96,735.56 × 43,211.91
  4. Step 4: Simplify right side
    70,081.23x = 4,180,128,096.46
  5. Step 5: Solve for x
    x = 4,180,128,096.46/70,081.23
  6. Step 6: Final answer
    x = 59,646.90

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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.