Home / 169,419.90-254,153.30-57,132.22

Finding the Fourth Proportional to 169,419.90, 254,153.30 and 57,132.22

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Solution

The fourth proportional to 169,419.90, 254,153.30 and 57,132.22 is: 85,706.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,419.90 : 254,153.30 = 57,132.22 : x
  2. Step 2: Convert to fraction form
    169,419.90/254,153.30 = 57,132.22/x
  3. Step 3: Cross multiply
    169,419.90x = 254,153.30 × 57,132.22
  4. Step 4: Simplify right side
    169,419.90x = 14,520,342,249.33
  5. Step 5: Solve for x
    x = 14,520,342,249.33/169,419.90
  6. Step 6: Final answer
    x = 85,706.24

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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.