Home / 131,859.32-197,794.45-38,365.07

Finding the Fourth Proportional to 131,859.32, 197,794.45 and 38,365.07

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Solution

The fourth proportional to 131,859.32, 197,794.45 and 38,365.07 is: 57,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,859.32 : 197,794.45 = 38,365.07 : x
  2. Step 2: Convert to fraction form
    131,859.32/197,794.45 = 38,365.07/x
  3. Step 3: Cross multiply
    131,859.32x = 197,794.45 × 38,365.07
  4. Step 4: Simplify right side
    131,859.32x = 7,588,397,919.86
  5. Step 5: Solve for x
    x = 7,588,397,919.86/131,859.32
  6. Step 6: Final answer
    x = 57,549.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.