Home / 45,919.97-68,897.27-31,267.07

Finding the Fourth Proportional to 45,919.97, 68,897.27 and 31,267.07

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Solution

The fourth proportional to 45,919.97, 68,897.27 and 31,267.07 is: 46,912.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,919.97 : 68,897.27 = 31,267.07 : x
  2. Step 2: Convert to fraction form
    45,919.97/68,897.27 = 31,267.07/x
  3. Step 3: Cross multiply
    45,919.97x = 68,897.27 × 31,267.07
  4. Step 4: Simplify right side
    45,919.97x = 2,154,215,763.90
  5. Step 5: Solve for x
    x = 2,154,215,763.90/45,919.97
  6. Step 6: Final answer
    x = 46,912.39

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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.