Home / 91,046.30-125,664.01-59,159.84

Finding the Fourth Proportional to 91,046.30, 125,664.01 and 59,159.84

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Solution

The fourth proportional to 91,046.30, 125,664.01 and 59,159.84 is: 81,653.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,046.30 : 125,664.01 = 59,159.84 : x
  2. Step 2: Convert to fraction form
    91,046.30/125,664.01 = 59,159.84/x
  3. Step 3: Cross multiply
    91,046.30x = 125,664.01 × 59,159.84
  4. Step 4: Simplify right side
    91,046.30x = 7,434,261,949.14
  5. Step 5: Solve for x
    x = 7,434,261,949.14/91,046.30
  6. Step 6: Final answer
    x = 81,653.65

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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.