Home / 134,265.25-185,287.40-73,836.31

Finding the Fourth Proportional to 134,265.25, 185,287.40 and 73,836.31

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Solution

The fourth proportional to 134,265.25, 185,287.40 and 73,836.31 is: 101,894.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,265.25 : 185,287.40 = 73,836.31 : x
  2. Step 2: Convert to fraction form
    134,265.25/185,287.40 = 73,836.31/x
  3. Step 3: Cross multiply
    134,265.25x = 185,287.40 × 73,836.31
  4. Step 4: Simplify right side
    134,265.25x = 13,680,937,905.49
  5. Step 5: Solve for x
    x = 13,680,937,905.49/134,265.25
  6. Step 6: Final answer
    x = 101,894.85

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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.