Home / 164,736.40-247,031.70-75,944.20

Finding the Fourth Proportional to 164,736.40, 247,031.70 and 75,944.20

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Solution

The fourth proportional to 164,736.40, 247,031.70 and 75,944.20 is: 113,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,736.40 : 247,031.70 = 75,944.20 : x
  2. Step 2: Convert to fraction form
    164,736.40/247,031.70 = 75,944.20/x
  3. Step 3: Cross multiply
    164,736.40x = 247,031.70 × 75,944.20
  4. Step 4: Simplify right side
    164,736.40x = 18,760,624,831.14
  5. Step 5: Solve for x
    x = 18,760,624,831.14/164,736.40
  6. Step 6: Final answer
    x = 113,882.69

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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.