Home / 166,306.60-250,582.93-137,372.68

Finding the Fourth Proportional to 166,306.60, 250,582.93 and 137,372.68

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Solution

The fourth proportional to 166,306.60, 250,582.93 and 137,372.68 is: 206,986.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,306.60 : 250,582.93 = 137,372.68 : x
  2. Step 2: Convert to fraction form
    166,306.60/250,582.93 = 137,372.68/x
  3. Step 3: Cross multiply
    166,306.60x = 250,582.93 × 137,372.68
  4. Step 4: Simplify right side
    166,306.60x = 34,423,248,656.35
  5. Step 5: Solve for x
    x = 34,423,248,656.35/166,306.60
  6. Step 6: Final answer
    x = 206,986.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.