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Finding the Fourth Proportional to 61,495.04, 92,153.28 and 33,391.28

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Solution

The fourth proportional to 61,495.04, 92,153.28 and 33,391.28 is: 50,038.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,495.04 : 92,153.28 = 33,391.28 : x
  2. Step 2: Convert to fraction form
    61,495.04/92,153.28 = 33,391.28/x
  3. Step 3: Cross multiply
    61,495.04x = 92,153.28 × 33,391.28
  4. Step 4: Simplify right side
    61,495.04x = 3,077,115,975.40
  5. Step 5: Solve for x
    x = 3,077,115,975.40/61,495.04
  6. Step 6: Final answer
    x = 50,038.44

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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.