Home / 122,897.10-169,596.10-69,181.94

Finding the Fourth Proportional to 122,897.10, 169,596.10 and 69,181.94

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Solution

The fourth proportional to 122,897.10, 169,596.10 and 69,181.94 is: 95,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,897.10 : 169,596.10 = 69,181.94 : x
  2. Step 2: Convert to fraction form
    122,897.10/169,596.10 = 69,181.94/x
  3. Step 3: Cross multiply
    122,897.10x = 169,596.10 × 69,181.94
  4. Step 4: Simplify right side
    122,897.10x = 11,732,987,214.43
  5. Step 5: Solve for x
    x = 11,732,987,214.43/122,897.10
  6. Step 6: Final answer
    x = 95,470.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.