Home / 212,179.19-292,801.43-116,685.89

Finding the Fourth Proportional to 212,179.19, 292,801.43 and 116,685.89

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Solution

The fourth proportional to 212,179.19, 292,801.43 and 116,685.89 is: 161,023.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,179.19 : 292,801.43 = 116,685.89 : x
  2. Step 2: Convert to fraction form
    212,179.19/292,801.43 = 116,685.89/x
  3. Step 3: Cross multiply
    212,179.19x = 292,801.43 × 116,685.89
  4. Step 4: Simplify right side
    212,179.19x = 34,165,795,452.82
  5. Step 5: Solve for x
    x = 34,165,795,452.82/212,179.19
  6. Step 6: Final answer
    x = 161,023.31

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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.