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Finding the Fourth Proportional to 70,093.65, 96,834.76 and 45,951.98

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Solution

The fourth proportional to 70,093.65, 96,834.76 and 45,951.98 is: 63,482.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,093.65 : 96,834.76 = 45,951.98 : x
  2. Step 2: Convert to fraction form
    70,093.65/96,834.76 = 45,951.98/x
  3. Step 3: Cross multiply
    70,093.65x = 96,834.76 × 45,951.98
  4. Step 4: Simplify right side
    70,093.65x = 4,449,748,355.77
  5. Step 5: Solve for x
    x = 4,449,748,355.77/70,093.65
  6. Step 6: Final answer
    x = 63,482.90

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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.