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Finding the Fourth Proportional to 114,714.40, 172,095.90 and 34,745.80

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Solution

The fourth proportional to 114,714.40, 172,095.90 and 34,745.80 is: 52,126.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,714.40 : 172,095.90 = 34,745.80 : x
  2. Step 2: Convert to fraction form
    114,714.40/172,095.90 = 34,745.80/x
  3. Step 3: Cross multiply
    114,714.40x = 172,095.90 × 34,745.80
  4. Step 4: Simplify right side
    114,714.40x = 5,979,609,722.22
  5. Step 5: Solve for x
    x = 5,979,609,722.22/114,714.40
  6. Step 6: Final answer
    x = 52,126.06

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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.