Home / 219,177.42-328,267.89-171,495.36

Finding the Fourth Proportional to 219,177.42, 328,267.89 and 171,495.36

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Solution

The fourth proportional to 219,177.42, 328,267.89 and 171,495.36 is: 256,853.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,177.42 : 328,267.89 = 171,495.36 : x
  2. Step 2: Convert to fraction form
    219,177.42/328,267.89 = 171,495.36/x
  3. Step 3: Cross multiply
    219,177.42x = 328,267.89 × 171,495.36
  4. Step 4: Simplify right side
    219,177.42x = 56,296,419,971.99
  5. Step 5: Solve for x
    x = 56,296,419,971.99/219,177.42
  6. Step 6: Final answer
    x = 256,853.19

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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.