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Finding the Fourth Proportional to 150,009.82, 225,014.95 and 61,263.33

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Solution

The fourth proportional to 150,009.82, 225,014.95 and 61,263.33 is: 91,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,009.82 : 225,014.95 = 61,263.33 : x
  2. Step 2: Convert to fraction form
    150,009.82/225,014.95 = 61,263.33/x
  3. Step 3: Cross multiply
    150,009.82x = 225,014.95 × 61,263.33
  4. Step 4: Simplify right side
    150,009.82x = 13,785,165,136.78
  5. Step 5: Solve for x
    x = 13,785,165,136.78/150,009.82
  6. Step 6: Final answer
    x = 91,895.08

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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.