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Finding the Fourth Proportional to 61,101.52, 84,325.53 and 35,606.50

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Solution

The fourth proportional to 61,101.52, 84,325.53 and 35,606.50 is: 49,140.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,101.52 : 84,325.53 = 35,606.50 : x
  2. Step 2: Convert to fraction form
    61,101.52/84,325.53 = 35,606.50/x
  3. Step 3: Cross multiply
    61,101.52x = 84,325.53 × 35,606.50
  4. Step 4: Simplify right side
    61,101.52x = 3,002,536,983.95
  5. Step 5: Solve for x
    x = 3,002,536,983.95/61,101.52
  6. Step 6: Final answer
    x = 49,140.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.