Home / 109,958.20-164,807.70-46,778.20

Finding the Fourth Proportional to 109,958.20, 164,807.70 and 46,778.20

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Solution

The fourth proportional to 109,958.20, 164,807.70 and 46,778.20 is: 70,112.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,958.20 : 164,807.70 = 46,778.20 : x
  2. Step 2: Convert to fraction form
    109,958.20/164,807.70 = 46,778.20/x
  3. Step 3: Cross multiply
    109,958.20x = 164,807.70 × 46,778.20
  4. Step 4: Simplify right side
    109,958.20x = 7,709,407,552.14
  5. Step 5: Solve for x
    x = 7,709,407,552.14/109,958.20
  6. Step 6: Final answer
    x = 70,112.17

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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.