Home / 185,025.80-255,333.76-104,451.60

Finding the Fourth Proportional to 185,025.80, 255,333.76 and 104,451.60

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Solution

The fourth proportional to 185,025.80, 255,333.76 and 104,451.60 is: 144,142.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,025.80 : 255,333.76 = 104,451.60 : x
  2. Step 2: Convert to fraction form
    185,025.80/255,333.76 = 104,451.60/x
  3. Step 3: Cross multiply
    185,025.80x = 255,333.76 × 104,451.60
  4. Step 4: Simplify right side
    185,025.80x = 26,670,019,766.02
  5. Step 5: Solve for x
    x = 26,670,019,766.02/185,025.80
  6. Step 6: Final answer
    x = 144,142.17

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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.