Home / 135,887.02-187,517.76-75,461.48

Finding the Fourth Proportional to 135,887.02, 187,517.76 and 75,461.48

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Solution

The fourth proportional to 135,887.02, 187,517.76 and 75,461.48 is: 104,133.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,887.02 : 187,517.76 = 75,461.48 : x
  2. Step 2: Convert to fraction form
    135,887.02/187,517.76 = 75,461.48/x
  3. Step 3: Cross multiply
    135,887.02x = 187,517.76 × 75,461.48
  4. Step 4: Simplify right side
    135,887.02x = 14,150,367,695.88
  5. Step 5: Solve for x
    x = 14,150,367,695.88/135,887.02
  6. Step 6: Final answer
    x = 104,133.33

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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.