Home / 50,829.92-70,144.32-31,999.04

Finding the Fourth Proportional to 50,829.92, 70,144.32 and 31,999.04

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Solution

The fourth proportional to 50,829.92, 70,144.32 and 31,999.04 is: 44,158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,829.92 : 70,144.32 = 31,999.04 : x
  2. Step 2: Convert to fraction form
    50,829.92/70,144.32 = 31,999.04/x
  3. Step 3: Cross multiply
    50,829.92x = 70,144.32 × 31,999.04
  4. Step 4: Simplify right side
    50,829.92x = 2,244,550,901.45
  5. Step 5: Solve for x
    x = 2,244,550,901.45/50,829.92
  6. Step 6: Final answer
    x = 44,158.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.