Home / 185,910.24-278,904.96-52,831.20

Finding the Fourth Proportional to 185,910.24, 278,904.96 and 52,831.20

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Solution

The fourth proportional to 185,910.24, 278,904.96 and 52,831.20 is: 79,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,910.24 : 278,904.96 = 52,831.20 : x
  2. Step 2: Convert to fraction form
    185,910.24/278,904.96 = 52,831.20/x
  3. Step 3: Cross multiply
    185,910.24x = 278,904.96 × 52,831.20
  4. Step 4: Simplify right side
    185,910.24x = 14,734,883,722.75
  5. Step 5: Solve for x
    x = 14,734,883,722.75/185,910.24
  6. Step 6: Final answer
    x = 79,258.05

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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.