Home / 75,951.16-104,780.46-50,808.76

Finding the Fourth Proportional to 75,951.16, 104,780.46 and 50,808.76

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Solution

The fourth proportional to 75,951.16, 104,780.46 and 50,808.76 is: 70,094.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,951.16 : 104,780.46 = 50,808.76 : x
  2. Step 2: Convert to fraction form
    75,951.16/104,780.46 = 50,808.76/x
  3. Step 3: Cross multiply
    75,951.16x = 104,780.46 × 50,808.76
  4. Step 4: Simplify right side
    75,951.16x = 5,323,765,244.83
  5. Step 5: Solve for x
    x = 5,323,765,244.83/75,951.16
  6. Step 6: Final answer
    x = 70,094.59

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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.