Home / 122,482.33-169,012.58-68,773.25

Finding the Fourth Proportional to 122,482.33, 169,012.58 and 68,773.25

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Solution

The fourth proportional to 122,482.33, 169,012.58 and 68,773.25 is: 94,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,482.33 : 169,012.58 = 68,773.25 : x
  2. Step 2: Convert to fraction form
    122,482.33/169,012.58 = 68,773.25/x
  3. Step 3: Cross multiply
    122,482.33x = 169,012.58 × 68,773.25
  4. Step 4: Simplify right side
    122,482.33x = 11,623,544,496.15
  5. Step 5: Solve for x
    x = 11,623,544,496.15/122,482.33
  6. Step 6: Final answer
    x = 94,899.77

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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.