Home / 152,208.35-228,314.06-67,972.78

Finding the Fourth Proportional to 152,208.35, 228,314.06 and 67,972.78

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Solution

The fourth proportional to 152,208.35, 228,314.06 and 67,972.78 is: 101,959.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,208.35 : 228,314.06 = 67,972.78 : x
  2. Step 2: Convert to fraction form
    152,208.35/228,314.06 = 67,972.78/x
  3. Step 3: Cross multiply
    152,208.35x = 228,314.06 × 67,972.78
  4. Step 4: Simplify right side
    152,208.35x = 15,519,141,371.29
  5. Step 5: Solve for x
    x = 15,519,141,371.29/152,208.35
  6. Step 6: Final answer
    x = 101,959.86

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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.