Home / 109,571.47-164,258.52-39,401.44

Finding the Fourth Proportional to 109,571.47, 164,258.52 and 39,401.44

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Solution

The fourth proportional to 109,571.47, 164,258.52 and 39,401.44 is: 59,066.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,571.47 : 164,258.52 = 39,401.44 : x
  2. Step 2: Convert to fraction form
    109,571.47/164,258.52 = 39,401.44/x
  3. Step 3: Cross multiply
    109,571.47x = 164,258.52 × 39,401.44
  4. Step 4: Simplify right side
    109,571.47x = 6,472,021,661.87
  5. Step 5: Solve for x
    x = 6,472,021,661.87/109,571.47
  6. Step 6: Final answer
    x = 59,066.67

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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.