Home / 117,880.92-162,674.73-64,165.77

Finding the Fourth Proportional to 117,880.92, 162,674.73 and 64,165.77

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Solution

The fourth proportional to 117,880.92, 162,674.73 and 64,165.77 is: 88,548.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,880.92 : 162,674.73 = 64,165.77 : x
  2. Step 2: Convert to fraction form
    117,880.92/162,674.73 = 64,165.77/x
  3. Step 3: Cross multiply
    117,880.92x = 162,674.73 × 64,165.77
  4. Step 4: Simplify right side
    117,880.92x = 10,438,149,309.99
  5. Step 5: Solve for x
    x = 10,438,149,309.99/117,880.92
  6. Step 6: Final answer
    x = 88,548.25

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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.