Home / 114,056.01-171,127.85-80,354.43

Finding the Fourth Proportional to 114,056.01, 171,127.85 and 80,354.43

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Solution

The fourth proportional to 114,056.01, 171,127.85 and 80,354.43 is: 120,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,056.01 : 171,127.85 = 80,354.43 : x
  2. Step 2: Convert to fraction form
    114,056.01/171,127.85 = 80,354.43/x
  3. Step 3: Cross multiply
    114,056.01x = 171,127.85 × 80,354.43
  4. Step 4: Simplify right side
    114,056.01x = 13,750,880,442.10
  5. Step 5: Solve for x
    x = 13,750,880,442.10/114,056.01
  6. Step 6: Final answer
    x = 120,562.52

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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.