Home / 112,301.65-154,991.87-64,553.97

Finding the Fourth Proportional to 112,301.65, 154,991.87 and 64,553.97

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Solution

The fourth proportional to 112,301.65, 154,991.87 and 64,553.97 is: 89,093.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,301.65 : 154,991.87 = 64,553.97 : x
  2. Step 2: Convert to fraction form
    112,301.65/154,991.87 = 64,553.97/x
  3. Step 3: Cross multiply
    112,301.65x = 154,991.87 × 64,553.97
  4. Step 4: Simplify right side
    112,301.65x = 10,005,340,526.22
  5. Step 5: Solve for x
    x = 10,005,340,526.22/112,301.65
  6. Step 6: Final answer
    x = 89,093.44

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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.