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Finding the Fourth Proportional to 61,406.53, 92,109.79 and 17,033.28

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Solution

The fourth proportional to 61,406.53, 92,109.79 and 17,033.28 is: 25,549.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,406.53 : 92,109.79 = 17,033.28 : x
  2. Step 2: Convert to fraction form
    61,406.53/92,109.79 = 17,033.28/x
  3. Step 3: Cross multiply
    61,406.53x = 92,109.79 × 17,033.28
  4. Step 4: Simplify right side
    61,406.53x = 1,568,931,843.81
  5. Step 5: Solve for x
    x = 1,568,931,843.81/61,406.53
  6. Step 6: Final answer
    x = 25,549.92

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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.