Home / 112,438.48-168,663.12-33,558.88

Finding the Fourth Proportional to 112,438.48, 168,663.12 and 33,558.88

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Solution

The fourth proportional to 112,438.48, 168,663.12 and 33,558.88 is: 50,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,438.48 : 168,663.12 = 33,558.88 : x
  2. Step 2: Convert to fraction form
    112,438.48/168,663.12 = 33,558.88/x
  3. Step 3: Cross multiply
    112,438.48x = 168,663.12 × 33,558.88
  4. Step 4: Simplify right side
    112,438.48x = 5,660,145,404.51
  5. Step 5: Solve for x
    x = 5,660,145,404.51/112,438.48
  6. Step 6: Final answer
    x = 50,339.93

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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.