Home / 254,683.10-382,197.45-165,719.90

Finding the Fourth Proportional to 254,683.10, 382,197.45 and 165,719.90

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Solution

The fourth proportional to 254,683.10, 382,197.45 and 165,719.90 is: 248,692.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,683.10 : 382,197.45 = 165,719.90 : x
  2. Step 2: Convert to fraction form
    254,683.10/382,197.45 = 165,719.90/x
  3. Step 3: Cross multiply
    254,683.10x = 382,197.45 × 165,719.90
  4. Step 4: Simplify right side
    254,683.10x = 63,337,723,194.26
  5. Step 5: Solve for x
    x = 63,337,723,194.26/254,683.10
  6. Step 6: Final answer
    x = 248,692.29

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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.