Home / 71,182.36-98,224.14-39,346.12

Finding the Fourth Proportional to 71,182.36, 98,224.14 and 39,346.12

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Solution

The fourth proportional to 71,182.36, 98,224.14 and 39,346.12 is: 54,293.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,182.36 : 98,224.14 = 39,346.12 : x
  2. Step 2: Convert to fraction form
    71,182.36/98,224.14 = 39,346.12/x
  3. Step 3: Cross multiply
    71,182.36x = 98,224.14 × 39,346.12
  4. Step 4: Simplify right side
    71,182.36x = 3,864,738,799.34
  5. Step 5: Solve for x
    x = 3,864,738,799.34/71,182.36
  6. Step 6: Final answer
    x = 54,293.49

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1.5x scale

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.