Home / 112,002.20-168,003.30-33,117.20

Finding the Fourth Proportional to 112,002.20, 168,003.30 and 33,117.20

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Solution

The fourth proportional to 112,002.20, 168,003.30 and 33,117.20 is: 49,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,002.20 : 168,003.30 = 33,117.20 : x
  2. Step 2: Convert to fraction form
    112,002.20/168,003.30 = 33,117.20/x
  3. Step 3: Cross multiply
    112,002.20x = 168,003.30 × 33,117.20
  4. Step 4: Simplify right side
    112,002.20x = 5,563,798,886.76
  5. Step 5: Solve for x
    x = 5,563,798,886.76/112,002.20
  6. Step 6: Final answer
    x = 49,675.80

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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.