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Finding the Fourth Proportional to 141,537.16, 195,240.16 and 88,453

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Solution

The fourth proportional to 141,537.16, 195,240.16 and 88,453 is: 122,014.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,537.16 : 195,240.16 = 88,453 : x
  2. Step 2: Convert to fraction form
    141,537.16/195,240.16 = 88,453/x
  3. Step 3: Cross multiply
    141,537.16x = 195,240.16 × 88,453
  4. Step 4: Simplify right side
    141,537.16x = 17,269,577,872.48
  5. Step 5: Solve for x
    x = 17,269,577,872.48/141,537.16
  6. Step 6: Final answer
    x = 122,014.44

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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.