Home / 122,904.10-169,623.82-69,199.58

Finding the Fourth Proportional to 122,904.10, 169,623.82 and 69,199.58

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Solution

The fourth proportional to 122,904.10, 169,623.82 and 69,199.58 is: 95,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,904.10 : 169,623.82 = 69,199.58 : x
  2. Step 2: Convert to fraction form
    122,904.10/169,623.82 = 69,199.58/x
  3. Step 3: Cross multiply
    122,904.10x = 169,623.82 × 69,199.58
  4. Step 4: Simplify right side
    122,904.10x = 11,737,897,102.00
  5. Step 5: Solve for x
    x = 11,737,897,102.00/122,904.10
  6. Step 6: Final answer
    x = 95,504.52

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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.