Home / 185,182.50-255,551.86-100,300.18

Finding the Fourth Proportional to 185,182.50, 255,551.86 and 100,300.18

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Solution

The fourth proportional to 185,182.50, 255,551.86 and 100,300.18 is: 138,414.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,182.50 : 255,551.86 = 100,300.18 : x
  2. Step 2: Convert to fraction form
    185,182.50/255,551.86 = 100,300.18/x
  3. Step 3: Cross multiply
    185,182.50x = 255,551.86 × 100,300.18
  4. Step 4: Simplify right side
    185,182.50x = 25,631,897,557.33
  5. Step 5: Solve for x
    x = 25,631,897,557.33/185,182.50
  6. Step 6: Final answer
    x = 138,414.25

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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.