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Finding the Fourth Proportional to 201,341.77, 302,014.47 and 61,100.39

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Solution

The fourth proportional to 201,341.77, 302,014.47 and 61,100.39 is: 91,651.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,341.77 : 302,014.47 = 61,100.39 : x
  2. Step 2: Convert to fraction form
    201,341.77/302,014.47 = 61,100.39/x
  3. Step 3: Cross multiply
    201,341.77x = 302,014.47 × 61,100.39
  4. Step 4: Simplify right side
    201,341.77x = 18,453,202,657.68
  5. Step 5: Solve for x
    x = 18,453,202,657.68/201,341.77
  6. Step 6: Final answer
    x = 91,651.14

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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.