Home / 144,938.23-200,016.83-87,569.59

Finding the Fourth Proportional to 144,938.23, 200,016.83 and 87,569.59

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Solution

The fourth proportional to 144,938.23, 200,016.83 and 87,569.59 is: 120,847.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,938.23 : 200,016.83 = 87,569.59 : x
  2. Step 2: Convert to fraction form
    144,938.23/200,016.83 = 87,569.59/x
  3. Step 3: Cross multiply
    144,938.23x = 200,016.83 × 87,569.59
  4. Step 4: Simplify right side
    144,938.23x = 17,515,391,796.20
  5. Step 5: Solve for x
    x = 17,515,391,796.20/144,938.23
  6. Step 6: Final answer
    x = 120,847.29

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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.