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Finding the Fourth Proportional to 134,462.88, 201,661.92 and 59,541.60

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Solution

The fourth proportional to 134,462.88, 201,661.92 and 59,541.60 is: 89,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,462.88 : 201,661.92 = 59,541.60 : x
  2. Step 2: Convert to fraction form
    134,462.88/201,661.92 = 59,541.60/x
  3. Step 3: Cross multiply
    134,462.88x = 201,661.92 × 59,541.60
  4. Step 4: Simplify right side
    134,462.88x = 12,007,273,375.87
  5. Step 5: Solve for x
    x = 12,007,273,375.87/134,462.88
  6. Step 6: Final answer
    x = 89,298.05

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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.