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Finding the Fourth Proportional to 94,171, 141,256.16 and 59,135.26

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Solution

The fourth proportional to 94,171, 141,256.16 and 59,135.26 is: 88,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,171 : 141,256.16 = 59,135.26 : x
  2. Step 2: Convert to fraction form
    94,171/141,256.16 = 59,135.26/x
  3. Step 3: Cross multiply
    94,171x = 141,256.16 × 59,135.26
  4. Step 4: Simplify right side
    94,171x = 8,353,219,748.20
  5. Step 5: Solve for x
    x = 8,353,219,748.20/94,171
  6. Step 6: Final answer
    x = 88,702.68

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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.