Home / 177,788.70-266,683.05-164,271.90

Finding the Fourth Proportional to 177,788.70, 266,683.05 and 164,271.90

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Solution

The fourth proportional to 177,788.70, 266,683.05 and 164,271.90 is: 246,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,788.70 : 266,683.05 = 164,271.90 : x
  2. Step 2: Convert to fraction form
    177,788.70/266,683.05 = 164,271.90/x
  3. Step 3: Cross multiply
    177,788.70x = 266,683.05 × 164,271.90
  4. Step 4: Simplify right side
    177,788.70x = 43,808,531,321.30
  5. Step 5: Solve for x
    x = 43,808,531,321.30/177,788.70
  6. Step 6: Final answer
    x = 246,407.85

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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.