Home / 185,480.15-255,963.06-100,597.22

Finding the Fourth Proportional to 185,480.15, 255,963.06 and 100,597.22

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Solution

The fourth proportional to 185,480.15, 255,963.06 and 100,597.22 is: 138,824.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,480.15 : 255,963.06 = 100,597.22 : x
  2. Step 2: Convert to fraction form
    185,480.15/255,963.06 = 100,597.22/x
  3. Step 3: Cross multiply
    185,480.15x = 255,963.06 × 100,597.22
  4. Step 4: Simplify right side
    185,480.15x = 25,749,171,501.77
  5. Step 5: Solve for x
    x = 25,749,171,501.77/185,480.15
  6. Step 6: Final answer
    x = 138,824.40

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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.