Home / 212,253.28-292,904.76-116,757.88

Finding the Fourth Proportional to 212,253.28, 292,904.76 and 116,757.88

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Solution

The fourth proportional to 212,253.28, 292,904.76 and 116,757.88 is: 161,123.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,253.28 : 292,904.76 = 116,757.88 : x
  2. Step 2: Convert to fraction form
    212,253.28/292,904.76 = 116,757.88/x
  3. Step 3: Cross multiply
    212,253.28x = 292,904.76 × 116,757.88
  4. Step 4: Simplify right side
    212,253.28x = 34,198,938,819.51
  5. Step 5: Solve for x
    x = 34,198,938,819.51/212,253.28
  6. Step 6: Final answer
    x = 161,123.25

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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.