Home / 144,938.24-200,016.84-87,569.60

Finding the Fourth Proportional to 144,938.24, 200,016.84 and 87,569.60

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Solution

The fourth proportional to 144,938.24, 200,016.84 and 87,569.60 is: 120,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,938.24 : 200,016.84 = 87,569.60 : x
  2. Step 2: Convert to fraction form
    144,938.24/200,016.84 = 87,569.60/x
  3. Step 3: Cross multiply
    144,938.24x = 200,016.84 × 87,569.60
  4. Step 4: Simplify right side
    144,938.24x = 17,515,394,672.06
  5. Step 5: Solve for x
    x = 17,515,394,672.06/144,938.24
  6. Step 6: Final answer
    x = 120,847.30

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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.