Home / 354,112.27-531,167.65-110,972

Finding the Fourth Proportional to 354,112.27, 531,167.65 and 110,972

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Solution

The fourth proportional to 354,112.27, 531,167.65 and 110,972 is: 166,457.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,112.27 : 531,167.65 = 110,972 : x
  2. Step 2: Convert to fraction form
    354,112.27/531,167.65 = 110,972/x
  3. Step 3: Cross multiply
    354,112.27x = 531,167.65 × 110,972
  4. Step 4: Simplify right side
    354,112.27x = 58,944,736,455.80
  5. Step 5: Solve for x
    x = 58,944,736,455.80/354,112.27
  6. Step 6: Final answer
    x = 166,457.76

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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.