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Finding the Fourth Proportional to 97,373.76, 134,375.84 and 52,661.76

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Solution

The fourth proportional to 97,373.76, 134,375.84 and 52,661.76 is: 72,673.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,373.76 : 134,375.84 = 52,661.76 : x
  2. Step 2: Convert to fraction form
    97,373.76/134,375.84 = 52,661.76/x
  3. Step 3: Cross multiply
    97,373.76x = 134,375.84 × 52,661.76
  4. Step 4: Simplify right side
    97,373.76x = 7,076,468,235.88
  5. Step 5: Solve for x
    x = 7,076,468,235.88/97,373.76
  6. Step 6: Final answer
    x = 72,673.26

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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.