Home / 102,591.62-153,900.94-38,570.84

Finding the Fourth Proportional to 102,591.62, 153,900.94 and 38,570.84

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Solution

The fourth proportional to 102,591.62, 153,900.94 and 38,570.84 is: 57,861.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,591.62 : 153,900.94 = 38,570.84 : x
  2. Step 2: Convert to fraction form
    102,591.62/153,900.94 = 38,570.84/x
  3. Step 3: Cross multiply
    102,591.62x = 153,900.94 × 38,570.84
  4. Step 4: Simplify right side
    102,591.62x = 5,936,088,532.59
  5. Step 5: Solve for x
    x = 5,936,088,532.59/102,591.62
  6. Step 6: Final answer
    x = 57,861.34

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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.