Home / 211,862.83-292,372.82-115,068.58

Finding the Fourth Proportional to 211,862.83, 292,372.82 and 115,068.58

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Solution

The fourth proportional to 211,862.83, 292,372.82 and 115,068.58 is: 158,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,862.83 : 292,372.82 = 115,068.58 : x
  2. Step 2: Convert to fraction form
    211,862.83/292,372.82 = 115,068.58/x
  3. Step 3: Cross multiply
    211,862.83x = 292,372.82 × 115,068.58
  4. Step 4: Simplify right side
    211,862.83x = 33,642,924,353.23
  5. Step 5: Solve for x
    x = 33,642,924,353.23/211,862.83
  6. Step 6: Final answer
    x = 158,795.79

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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.