Home / 166,338.64-229,519.56-94,719.76

Finding the Fourth Proportional to 166,338.64, 229,519.56 and 94,719.76

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Solution

The fourth proportional to 166,338.64, 229,519.56 and 94,719.76 is: 130,697.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,338.64 : 229,519.56 = 94,719.76 : x
  2. Step 2: Convert to fraction form
    166,338.64/229,519.56 = 94,719.76/x
  3. Step 3: Cross multiply
    166,338.64x = 229,519.56 × 94,719.76
  4. Step 4: Simplify right side
    166,338.64x = 21,740,037,638.51
  5. Step 5: Solve for x
    x = 21,740,037,638.51/166,338.64
  6. Step 6: Final answer
    x = 130,697.46

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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.