Home / 166,304.40-249,456.60-61,109.70

Finding the Fourth Proportional to 166,304.40, 249,456.60 and 61,109.70

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Solution

The fourth proportional to 166,304.40, 249,456.60 and 61,109.70 is: 91,664.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,304.40 : 249,456.60 = 61,109.70 : x
  2. Step 2: Convert to fraction form
    166,304.40/249,456.60 = 61,109.70/x
  3. Step 3: Cross multiply
    166,304.40x = 249,456.60 × 61,109.70
  4. Step 4: Simplify right side
    166,304.40x = 15,244,217,989.02
  5. Step 5: Solve for x
    x = 15,244,217,989.02/166,304.40
  6. Step 6: Final answer
    x = 91,664.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.