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Finding the Fourth Proportional to 70,797.57, 106,210.94 and 59,191.89

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Solution

The fourth proportional to 70,797.57, 106,210.94 and 59,191.89 is: 88,800.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,797.57 : 106,210.94 = 59,191.89 : x
  2. Step 2: Convert to fraction form
    70,797.57/106,210.94 = 59,191.89/x
  3. Step 3: Cross multiply
    70,797.57x = 106,210.94 × 59,191.89
  4. Step 4: Simplify right side
    70,797.57x = 6,286,825,981.32
  5. Step 5: Solve for x
    x = 6,286,825,981.32/70,797.57
  6. Step 6: Final answer
    x = 88,800.02

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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.