Home / 112,277.10-154,940.13-64,529.22

Finding the Fourth Proportional to 112,277.10, 154,940.13 and 64,529.22

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Solution

The fourth proportional to 112,277.10, 154,940.13 and 64,529.22 is: 89,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,277.10 : 154,940.13 = 64,529.22 : x
  2. Step 2: Convert to fraction form
    112,277.10/154,940.13 = 64,529.22/x
  3. Step 3: Cross multiply
    112,277.10x = 154,940.13 × 64,529.22
  4. Step 4: Simplify right side
    112,277.10x = 9,998,165,735.60
  5. Step 5: Solve for x
    x = 9,998,165,735.60/112,277.10
  6. Step 6: Final answer
    x = 89,049.02

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1.5x scale

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.