Home / 71,179.77-98,224.23-39,346.77

Finding the Fourth Proportional to 71,179.77, 98,224.23 and 39,346.77

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Solution

The fourth proportional to 71,179.77, 98,224.23 and 39,346.77 is: 54,296.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,179.77 : 98,224.23 = 39,346.77 : x
  2. Step 2: Convert to fraction form
    71,179.77/98,224.23 = 39,346.77/x
  3. Step 3: Cross multiply
    71,179.77x = 98,224.23 × 39,346.77
  4. Step 4: Simplify right side
    71,179.77x = 3,864,806,186.24
  5. Step 5: Solve for x
    x = 3,864,806,186.24/71,179.77
  6. Step 6: Final answer
    x = 54,296.41

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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.