Home / 189,910.98-284,771.70-63,507.24

Finding the Fourth Proportional to 189,910.98, 284,771.70 and 63,507.24

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Solution

The fourth proportional to 189,910.98, 284,771.70 and 63,507.24 is: 95,229.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,910.98 : 284,771.70 = 63,507.24 : x
  2. Step 2: Convert to fraction form
    189,910.98/284,771.70 = 63,507.24/x
  3. Step 3: Cross multiply
    189,910.98x = 284,771.70 × 63,507.24
  4. Step 4: Simplify right side
    189,910.98x = 18,085,064,697.11
  5. Step 5: Solve for x
    x = 18,085,064,697.11/189,910.98
  6. Step 6: Final answer
    x = 95,229.17

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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.