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Finding the Fourth Proportional to 101,735.64, 152,635.22 and 61,253.53

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Solution

The fourth proportional to 101,735.64, 152,635.22 and 61,253.53 is: 91,899.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,735.64 : 152,635.22 = 61,253.53 : x
  2. Step 2: Convert to fraction form
    101,735.64/152,635.22 = 61,253.53/x
  3. Step 3: Cross multiply
    101,735.64x = 152,635.22 × 61,253.53
  4. Step 4: Simplify right side
    101,735.64x = 9,349,445,798.87
  5. Step 5: Solve for x
    x = 9,349,445,798.87/101,735.64
  6. Step 6: Final answer
    x = 91,899.41

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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.