Home / 166,044.30-229,140.98-90,592.80

Finding the Fourth Proportional to 166,044.30, 229,140.98 and 90,592.80

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Solution

The fourth proportional to 166,044.30, 229,140.98 and 90,592.80 is: 125,017.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,044.30 : 229,140.98 = 90,592.80 : x
  2. Step 2: Convert to fraction form
    166,044.30/229,140.98 = 90,592.80/x
  3. Step 3: Cross multiply
    166,044.30x = 229,140.98 × 90,592.80
  4. Step 4: Simplify right side
    166,044.30x = 20,758,522,972.94
  5. Step 5: Solve for x
    x = 20,758,522,972.94/166,044.30
  6. Step 6: Final answer
    x = 125,017.98

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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.