Home / 166,424.78-229,639.64-94,806.20

Finding the Fourth Proportional to 166,424.78, 229,639.64 and 94,806.20

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Solution

The fourth proportional to 166,424.78, 229,639.64 and 94,806.20 is: 130,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,424.78 : 229,639.64 = 94,806.20 : x
  2. Step 2: Convert to fraction form
    166,424.78/229,639.64 = 94,806.20/x
  3. Step 3: Cross multiply
    166,424.78x = 229,639.64 × 94,806.20
  4. Step 4: Simplify right side
    166,424.78x = 21,771,261,637.77
  5. Step 5: Solve for x
    x = 21,771,261,637.77/166,424.78
  6. Step 6: Final answer
    x = 130,817.43

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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.