Home / 112,607.22-168,574.29-68,099.34

Finding the Fourth Proportional to 112,607.22, 168,574.29 and 68,099.34

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Solution

The fourth proportional to 112,607.22, 168,574.29 and 68,099.34 is: 101,945.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,607.22 : 168,574.29 = 68,099.34 : x
  2. Step 2: Convert to fraction form
    112,607.22/168,574.29 = 68,099.34/x
  3. Step 3: Cross multiply
    112,607.22x = 168,574.29 × 68,099.34
  4. Step 4: Simplify right side
    112,607.22x = 11,479,797,889.97
  5. Step 5: Solve for x
    x = 11,479,797,889.97/112,607.22
  6. Step 6: Final answer
    x = 101,945.49

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1.5x scale

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.