Home / 151,922.12-209,787.57-94,659.98

Finding the Fourth Proportional to 151,922.12, 209,787.57 and 94,659.98

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Solution

The fourth proportional to 151,922.12, 209,787.57 and 94,659.98 is: 130,714.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,922.12 : 209,787.57 = 94,659.98 : x
  2. Step 2: Convert to fraction form
    151,922.12/209,787.57 = 94,659.98/x
  3. Step 3: Cross multiply
    151,922.12x = 209,787.57 × 94,659.98
  4. Step 4: Simplify right side
    151,922.12x = 19,858,486,131.51
  5. Step 5: Solve for x
    x = 19,858,486,131.51/151,922.12
  6. Step 6: Final answer
    x = 130,714.91

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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.