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Finding the Fourth Proportional to 135,417.66, 203,002.08 and 46,650.06

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Solution

The fourth proportional to 135,417.66, 203,002.08 and 46,650.06 is: 69,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,417.66 : 203,002.08 = 46,650.06 : x
  2. Step 2: Convert to fraction form
    135,417.66/203,002.08 = 46,650.06/x
  3. Step 3: Cross multiply
    135,417.66x = 203,002.08 × 46,650.06
  4. Step 4: Simplify right side
    135,417.66x = 9,470,059,212.12
  5. Step 5: Solve for x
    x = 9,470,059,212.12/135,417.66
  6. Step 6: Final answer
    x = 69,932.23

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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.