Home / 166,366.48-229,582.08-90,915.52

Finding the Fourth Proportional to 166,366.48, 229,582.08 and 90,915.52

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Solution

The fourth proportional to 166,366.48, 229,582.08 and 90,915.52 is: 125,461.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,366.48 : 229,582.08 = 90,915.52 : x
  2. Step 2: Convert to fraction form
    166,366.48/229,582.08 = 90,915.52/x
  3. Step 3: Cross multiply
    166,366.48x = 229,582.08 × 90,915.52
  4. Step 4: Simplify right side
    166,366.48x = 20,872,574,185.88
  5. Step 5: Solve for x
    x = 20,872,574,185.88/166,366.48
  6. Step 6: Final answer
    x = 125,461.42

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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.