Home / 220,025.88-303,883.38-148,700.52

Finding the Fourth Proportional to 220,025.88, 303,883.38 and 148,700.52

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Solution

The fourth proportional to 220,025.88, 303,883.38 and 148,700.52 is: 205,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,025.88 : 303,883.38 = 148,700.52 : x
  2. Step 2: Convert to fraction form
    220,025.88/303,883.38 = 148,700.52/x
  3. Step 3: Cross multiply
    220,025.88x = 303,883.38 × 148,700.52
  4. Step 4: Simplify right side
    220,025.88x = 45,187,616,625.36
  5. Step 5: Solve for x
    x = 45,187,616,625.36/220,025.88
  6. Step 6: Final answer
    x = 205,374.10

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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.