Home / 71,625.02-98,739.88-50,338.22

Finding the Fourth Proportional to 71,625.02, 98,739.88 and 50,338.22

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Solution

The fourth proportional to 71,625.02, 98,739.88 and 50,338.22 is: 69,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,625.02 : 98,739.88 = 50,338.22 : x
  2. Step 2: Convert to fraction form
    71,625.02/98,739.88 = 50,338.22/x
  3. Step 3: Cross multiply
    71,625.02x = 98,739.88 × 50,338.22
  4. Step 4: Simplify right side
    71,625.02x = 4,970,389,182.67
  5. Step 5: Solve for x
    x = 4,970,389,182.67/71,625.02
  6. Step 6: Final answer
    x = 69,394.60

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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.