Home / 172,897.34-258,841.58-106,135.04

Finding the Fourth Proportional to 172,897.34, 258,841.58 and 106,135.04

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Solution

The fourth proportional to 172,897.34, 258,841.58 and 106,135.04 is: 158,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,897.34 : 258,841.58 = 106,135.04 : x
  2. Step 2: Convert to fraction form
    172,897.34/258,841.58 = 106,135.04/x
  3. Step 3: Cross multiply
    172,897.34x = 258,841.58 × 106,135.04
  4. Step 4: Simplify right side
    172,897.34x = 27,472,161,563.39
  5. Step 5: Solve for x
    x = 27,472,161,563.39/172,897.34
  6. Step 6: Final answer
    x = 158,892.92

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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.