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Finding the Fourth Proportional to 97,604.70, 134,642.55 and 59,375.94

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Solution

The fourth proportional to 97,604.70, 134,642.55 and 59,375.94 is: 81,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,604.70 : 134,642.55 = 59,375.94 : x
  2. Step 2: Convert to fraction form
    97,604.70/134,642.55 = 59,375.94/x
  3. Step 3: Cross multiply
    97,604.70x = 134,642.55 × 59,375.94
  4. Step 4: Simplify right side
    97,604.70x = 7,994,527,970.25
  5. Step 5: Solve for x
    x = 7,994,527,970.25/97,604.70
  6. Step 6: Final answer
    x = 81,907.20

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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.