Home / 147,329.25-203,314.37-80,261.25

Finding the Fourth Proportional to 147,329.25, 203,314.37 and 80,261.25

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Solution

The fourth proportional to 147,329.25, 203,314.37 and 80,261.25 is: 110,760.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,329.25 : 203,314.37 = 80,261.25 : x
  2. Step 2: Convert to fraction form
    147,329.25/203,314.37 = 80,261.25/x
  3. Step 3: Cross multiply
    147,329.25x = 203,314.37 × 80,261.25
  4. Step 4: Simplify right side
    147,329.25x = 16,318,265,077.86
  5. Step 5: Solve for x
    x = 16,318,265,077.86/147,329.25
  6. Step 6: Final answer
    x = 110,760.53

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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.