Home / 91,593.45-137,385.32-29,259.09

Finding the Fourth Proportional to 91,593.45, 137,385.32 and 29,259.09

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Solution

The fourth proportional to 91,593.45, 137,385.32 and 29,259.09 is: 43,887.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,593.45 : 137,385.32 = 29,259.09 : x
  2. Step 2: Convert to fraction form
    91,593.45/137,385.32 = 29,259.09/x
  3. Step 3: Cross multiply
    91,593.45x = 137,385.32 × 29,259.09
  4. Step 4: Simplify right side
    91,593.45x = 4,019,769,296.26
  5. Step 5: Solve for x
    x = 4,019,769,296.26/91,593.45
  6. Step 6: Final answer
    x = 43,887.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.