Home / 185,350.28-255,783.50-100,467.34

Finding the Fourth Proportional to 185,350.28, 255,783.50 and 100,467.34

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Solution

The fourth proportional to 185,350.28, 255,783.50 and 100,467.34 is: 138,644.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,350.28 : 255,783.50 = 100,467.34 : x
  2. Step 2: Convert to fraction form
    185,350.28/255,783.50 = 100,467.34/x
  3. Step 3: Cross multiply
    185,350.28x = 255,783.50 × 100,467.34
  4. Step 4: Simplify right side
    185,350.28x = 25,697,887,358.55
  5. Step 5: Solve for x
    x = 25,697,887,358.55/185,350.28
  6. Step 6: Final answer
    x = 138,644.99

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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.