Home / 255,365.24-352,377.96-157,232.90

Finding the Fourth Proportional to 255,365.24, 352,377.96 and 157,232.90

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Solution

The fourth proportional to 255,365.24, 352,377.96 and 157,232.90 is: 216,965.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,365.24 : 352,377.96 = 157,232.90 : x
  2. Step 2: Convert to fraction form
    255,365.24/352,377.96 = 157,232.90/x
  3. Step 3: Cross multiply
    255,365.24x = 352,377.96 × 157,232.90
  4. Step 4: Simplify right side
    255,365.24x = 55,405,408,546.88
  5. Step 5: Solve for x
    x = 55,405,408,546.88/255,365.24
  6. Step 6: Final answer
    x = 216,965.35

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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.