Home / 144,033.64-199,010.02-103,667.56

Finding the Fourth Proportional to 144,033.64, 199,010.02 and 103,667.56

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Solution

The fourth proportional to 144,033.64, 199,010.02 and 103,667.56 is: 143,236.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,033.64 : 199,010.02 = 103,667.56 : x
  2. Step 2: Convert to fraction form
    144,033.64/199,010.02 = 103,667.56/x
  3. Step 3: Cross multiply
    144,033.64x = 199,010.02 × 103,667.56
  4. Step 4: Simplify right side
    144,033.64x = 20,630,883,188.95
  5. Step 5: Solve for x
    x = 20,630,883,188.95/144,033.64
  6. Step 6: Final answer
    x = 143,236.56

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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.