Home / 149,259.69-205,961.00-88,849.89

Finding the Fourth Proportional to 149,259.69, 205,961.00 and 88,849.89

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Solution

The fourth proportional to 149,259.69, 205,961.00 and 88,849.89 is: 122,602.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,259.69 : 205,961.00 = 88,849.89 : x
  2. Step 2: Convert to fraction form
    149,259.69/205,961.00 = 88,849.89/x
  3. Step 3: Cross multiply
    149,259.69x = 205,961.00 × 88,849.89
  4. Step 4: Simplify right side
    149,259.69x = 18,299,611,750.04
  5. Step 5: Solve for x
    x = 18,299,611,750.04/149,259.69
  6. Step 6: Final answer
    x = 122,602.50

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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.