Home / 134,605.50-185,759.46-74,993.34

Finding the Fourth Proportional to 134,605.50, 185,759.46 and 74,993.34

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Solution

The fourth proportional to 134,605.50, 185,759.46 and 74,993.34 is: 103,492.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,605.50 : 185,759.46 = 74,993.34 : x
  2. Step 2: Convert to fraction form
    134,605.50/185,759.46 = 74,993.34/x
  3. Step 3: Cross multiply
    134,605.50x = 185,759.46 × 74,993.34
  4. Step 4: Simplify right side
    134,605.50x = 13,930,722,342.00
  5. Step 5: Solve for x
    x = 13,930,722,342.00/134,605.50
  6. Step 6: Final answer
    x = 103,492.97

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1.5x scale

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.