Home / 112,128.74-168,225.62-33,244.88

Finding the Fourth Proportional to 112,128.74, 168,225.62 and 33,244.88

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Solution

The fourth proportional to 112,128.74, 168,225.62 and 33,244.88 is: 49,876.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,128.74 : 168,225.62 = 33,244.88 : x
  2. Step 2: Convert to fraction form
    112,128.74/168,225.62 = 33,244.88/x
  3. Step 3: Cross multiply
    112,128.74x = 168,225.62 × 33,244.88
  4. Step 4: Simplify right side
    112,128.74x = 5,592,640,549.83
  5. Step 5: Solve for x
    x = 5,592,640,549.83/112,128.74
  6. Step 6: Final answer
    x = 49,876.96

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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.