Home / 55,063.30-75,999.45-36,202.18

Finding the Fourth Proportional to 55,063.30, 75,999.45 and 36,202.18

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Solution

The fourth proportional to 55,063.30, 75,999.45 and 36,202.18 is: 49,966.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,063.30 : 75,999.45 = 36,202.18 : x
  2. Step 2: Convert to fraction form
    55,063.30/75,999.45 = 36,202.18/x
  3. Step 3: Cross multiply
    55,063.30x = 75,999.45 × 36,202.18
  4. Step 4: Simplify right side
    55,063.30x = 2,751,345,768.80
  5. Step 5: Solve for x
    x = 2,751,345,768.80/55,063.30
  6. Step 6: Final answer
    x = 49,966.96

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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.