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Finding the Fourth Proportional to 57,364.88, 85,988.14 and 41,530.60

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Solution

The fourth proportional to 57,364.88, 85,988.14 and 41,530.60 is: 62,253.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,364.88 : 85,988.14 = 41,530.60 : x
  2. Step 2: Convert to fraction form
    57,364.88/85,988.14 = 41,530.60/x
  3. Step 3: Cross multiply
    57,364.88x = 85,988.14 × 41,530.60
  4. Step 4: Simplify right side
    57,364.88x = 3,571,139,047.08
  5. Step 5: Solve for x
    x = 3,571,139,047.08/57,364.88
  6. Step 6: Final answer
    x = 62,253.06

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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.