Home / 166,740.12-250,136.34-54,394.41

Finding the Fourth Proportional to 166,740.12, 250,136.34 and 54,394.41

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Solution

The fourth proportional to 166,740.12, 250,136.34 and 54,394.41 is: 81,600.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,740.12 : 250,136.34 = 54,394.41 : x
  2. Step 2: Convert to fraction form
    166,740.12/250,136.34 = 54,394.41/x
  3. Step 3: Cross multiply
    166,740.12x = 250,136.34 × 54,394.41
  4. Step 4: Simplify right side
    166,740.12x = 13,606,018,633.86
  5. Step 5: Solve for x
    x = 13,606,018,633.86/166,740.12
  6. Step 6: Final answer
    x = 81,600.15

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1.5x scale

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.