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Finding the Fourth Proportional to 134,246.78, 201,365.59 and 34,407.96

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Solution

The fourth proportional to 134,246.78, 201,365.59 and 34,407.96 is: 51,610.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,246.78 : 201,365.59 = 34,407.96 : x
  2. Step 2: Convert to fraction form
    134,246.78/201,365.59 = 34,407.96/x
  3. Step 3: Cross multiply
    134,246.78x = 201,365.59 × 34,407.96
  4. Step 4: Simplify right side
    134,246.78x = 6,928,579,166.10
  5. Step 5: Solve for x
    x = 6,928,579,166.10/134,246.78
  6. Step 6: Final answer
    x = 51,610.77

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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.