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Finding the Fourth Proportional to 134,322.56, 201,466.56 and 45,572.48

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Solution

The fourth proportional to 134,322.56, 201,466.56 and 45,572.48 is: 68,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,322.56 : 201,466.56 = 45,572.48 : x
  2. Step 2: Convert to fraction form
    134,322.56/201,466.56 = 45,572.48/x
  3. Step 3: Cross multiply
    134,322.56x = 201,466.56 × 45,572.48
  4. Step 4: Simplify right side
    134,322.56x = 9,181,330,776.27
  5. Step 5: Solve for x
    x = 9,181,330,776.27/134,322.56
  6. Step 6: Final answer
    x = 68,352.86

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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.