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Finding the Fourth Proportional to 97,335.64, 134,323.34 and 52,623.64

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Solution

The fourth proportional to 97,335.64, 134,323.34 and 52,623.64 is: 72,620.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,335.64 : 134,323.34 = 52,623.64 : x
  2. Step 2: Convert to fraction form
    97,335.64/134,323.34 = 52,623.64/x
  3. Step 3: Cross multiply
    97,335.64x = 134,323.34 × 52,623.64
  4. Step 4: Simplify right side
    97,335.64x = 7,068,583,087.76
  5. Step 5: Solve for x
    x = 7,068,583,087.76/97,335.64
  6. Step 6: Final answer
    x = 72,620.71

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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.