Home / 83,895.90-125,887.73-33,981.27

Finding the Fourth Proportional to 83,895.90, 125,887.73 and 33,981.27

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Solution

The fourth proportional to 83,895.90, 125,887.73 and 33,981.27 is: 50,989.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,895.90 : 125,887.73 = 33,981.27 : x
  2. Step 2: Convert to fraction form
    83,895.90/125,887.73 = 33,981.27/x
  3. Step 3: Cross multiply
    83,895.90x = 125,887.73 × 33,981.27
  4. Step 4: Simplify right side
    83,895.90x = 4,277,824,772.91
  5. Step 5: Solve for x
    x = 4,277,824,772.91/83,895.90
  6. Step 6: Final answer
    x = 50,989.68

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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.