Home / 112,027.34-168,111.07-45,467.46

Finding the Fourth Proportional to 112,027.34, 168,111.07 and 45,467.46

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Solution

The fourth proportional to 112,027.34, 168,111.07 and 45,467.46 is: 68,229.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,027.34 : 168,111.07 = 45,467.46 : x
  2. Step 2: Convert to fraction form
    112,027.34/168,111.07 = 45,467.46/x
  3. Step 3: Cross multiply
    112,027.34x = 168,111.07 × 45,467.46
  4. Step 4: Simplify right side
    112,027.34x = 7,643,583,543.72
  5. Step 5: Solve for x
    x = 7,643,583,543.72/112,027.34
  6. Step 6: Final answer
    x = 68,229.62

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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.