Home / 163,420.32-225,485.07-95,406.42

Finding the Fourth Proportional to 163,420.32, 225,485.07 and 95,406.42

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Solution

The fourth proportional to 163,420.32, 225,485.07 and 95,406.42 is: 131,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,420.32 : 225,485.07 = 95,406.42 : x
  2. Step 2: Convert to fraction form
    163,420.32/225,485.07 = 95,406.42/x
  3. Step 3: Cross multiply
    163,420.32x = 225,485.07 × 95,406.42
  4. Step 4: Simplify right side
    163,420.32x = 21,512,723,292.15
  5. Step 5: Solve for x
    x = 21,512,723,292.15/163,420.32
  6. Step 6: Final answer
    x = 131,640.44

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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.