Home / 135,148.04-186,504.75-73,895.43

Finding the Fourth Proportional to 135,148.04, 186,504.75 and 73,895.43

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Solution

The fourth proportional to 135,148.04, 186,504.75 and 73,895.43 is: 101,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,148.04 : 186,504.75 = 73,895.43 : x
  2. Step 2: Convert to fraction form
    135,148.04/186,504.75 = 73,895.43/x
  3. Step 3: Cross multiply
    135,148.04x = 186,504.75 × 73,895.43
  4. Step 4: Simplify right side
    135,148.04x = 13,781,848,698.29
  5. Step 5: Solve for x
    x = 13,781,848,698.29/135,148.04
  6. Step 6: Final answer
    x = 101,975.95

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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.