Home / 211,971.57-292,517.39-116,476.22

Finding the Fourth Proportional to 211,971.57, 292,517.39 and 116,476.22

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Solution

The fourth proportional to 211,971.57, 292,517.39 and 116,476.22 is: 160,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,971.57 : 292,517.39 = 116,476.22 : x
  2. Step 2: Convert to fraction form
    211,971.57/292,517.39 = 116,476.22/x
  3. Step 3: Cross multiply
    211,971.57x = 292,517.39 × 116,476.22
  4. Step 4: Simplify right side
    211,971.57x = 34,071,319,871.47
  5. Step 5: Solve for x
    x = 34,071,319,871.47/211,971.57
  6. Step 6: Final answer
    x = 160,735.33

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1.5x scale

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.