Home / 112,129.58-168,222.05-33,243.81

Finding the Fourth Proportional to 112,129.58, 168,222.05 and 33,243.81

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Solution

The fourth proportional to 112,129.58, 168,222.05 and 33,243.81 is: 49,873.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,129.58 : 168,222.05 = 33,243.81 : x
  2. Step 2: Convert to fraction form
    112,129.58/168,222.05 = 33,243.81/x
  3. Step 3: Cross multiply
    112,129.58x = 168,222.05 × 33,243.81
  4. Step 4: Simplify right side
    112,129.58x = 5,592,341,868.01
  5. Step 5: Solve for x
    x = 5,592,341,868.01/112,129.58
  6. Step 6: Final answer
    x = 49,873.92

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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.