Home / 66,546.79-91,833.37-37,865.84

Finding the Fourth Proportional to 66,546.79, 91,833.37 and 37,865.84

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Solution

The fourth proportional to 66,546.79, 91,833.37 and 37,865.84 is: 52,254.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,546.79 : 91,833.37 = 37,865.84 : x
  2. Step 2: Convert to fraction form
    66,546.79/91,833.37 = 37,865.84/x
  3. Step 3: Cross multiply
    66,546.79x = 91,833.37 × 37,865.84
  4. Step 4: Simplify right side
    66,546.79x = 3,477,347,141.25
  5. Step 5: Solve for x
    x = 3,477,347,141.25/66,546.79
  6. Step 6: Final answer
    x = 52,254.17

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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.