Home / 211,821.27-292,319.33-116,334.11

Finding the Fourth Proportional to 211,821.27, 292,319.33 and 116,334.11

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Solution

The fourth proportional to 211,821.27, 292,319.33 and 116,334.11 is: 160,544.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,821.27 : 292,319.33 = 116,334.11 : x
  2. Step 2: Convert to fraction form
    211,821.27/292,319.33 = 116,334.11/x
  3. Step 3: Cross multiply
    211,821.27x = 292,319.33 × 116,334.11
  4. Step 4: Simplify right side
    211,821.27x = 34,006,709,240.47
  5. Step 5: Solve for x
    x = 34,006,709,240.47/211,821.27
  6. Step 6: Final answer
    x = 160,544.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.