Home / 89,677,416.70-134,516,125.05-67,994,623.90

Finding the Fourth Proportional to 89,677,416.70, 134,516,125.05 and 67,994,623.90

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Solution

The fourth proportional to 89,677,416.70, 134,516,125.05 and 67,994,623.90 is: 101,991,935.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,677,416.70 : 134,516,125.05 = 67,994,623.90 : x
  2. Step 2: Convert to fraction form
    89,677,416.70/134,516,125.05 = 67,994,623.90/x
  3. Step 3: Cross multiply
    89,677,416.70x = 134,516,125.05 × 67,994,623.90
  4. Step 4: Simplify right side
    89,677,416.70x = 9,146,373,331,260,120
  5. Step 5: Solve for x
    x = 9,146,373,331,260,120/89,677,416.70
  6. Step 6: Final answer
    x = 101,991,935.85

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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.