Home / 189,279.48-283,569.30-95,561.40

Finding the Fourth Proportional to 189,279.48, 283,569.30 and 95,561.40

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Solution

The fourth proportional to 189,279.48, 283,569.30 and 95,561.40 is: 143,165.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,279.48 : 283,569.30 = 95,561.40 : x
  2. Step 2: Convert to fraction form
    189,279.48/283,569.30 = 95,561.40/x
  3. Step 3: Cross multiply
    189,279.48x = 283,569.30 × 95,561.40
  4. Step 4: Simplify right side
    189,279.48x = 27,098,279,305.02
  5. Step 5: Solve for x
    x = 27,098,279,305.02/189,279.48
  6. Step 6: Final answer
    x = 143,165.44

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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.