Home / 141,487.36-213,073.60-123,239.68

Finding the Fourth Proportional to 141,487.36, 213,073.60 and 123,239.68

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Solution

The fourth proportional to 141,487.36, 213,073.60 and 123,239.68 is: 185,593.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,487.36 : 213,073.60 = 123,239.68 : x
  2. Step 2: Convert to fraction form
    141,487.36/213,073.60 = 123,239.68/x
  3. Step 3: Cross multiply
    141,487.36x = 213,073.60 × 123,239.68
  4. Step 4: Simplify right side
    141,487.36x = 26,259,122,280.45
  5. Step 5: Solve for x
    x = 26,259,122,280.45/141,487.36
  6. Step 6: Final answer
    x = 185,593.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.