Home / 122,773.32-169,282.26-84,029.83

Finding the Fourth Proportional to 122,773.32, 169,282.26 and 84,029.83

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Solution

The fourth proportional to 122,773.32, 169,282.26 and 84,029.83 is: 115,861.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,773.32 : 169,282.26 = 84,029.83 : x
  2. Step 2: Convert to fraction form
    122,773.32/169,282.26 = 84,029.83/x
  3. Step 3: Cross multiply
    122,773.32x = 169,282.26 × 84,029.83
  4. Step 4: Simplify right side
    122,773.32x = 14,224,758,840.31
  5. Step 5: Solve for x
    x = 14,224,758,840.31/122,773.32
  6. Step 6: Final answer
    x = 115,861.97

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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.