Home / 45,454.08-68,106.96-27,886.80

Finding the Fourth Proportional to 45,454.08, 68,106.96 and 27,886.80

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Solution

The fourth proportional to 45,454.08, 68,106.96 and 27,886.80 is: 41,784.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,454.08 : 68,106.96 = 27,886.80 : x
  2. Step 2: Convert to fraction form
    45,454.08/68,106.96 = 27,886.80/x
  3. Step 3: Cross multiply
    45,454.08x = 68,106.96 × 27,886.80
  4. Step 4: Simplify right side
    45,454.08x = 1,899,285,172.13
  5. Step 5: Solve for x
    x = 1,899,285,172.13/45,454.08
  6. Step 6: Final answer
    x = 41,784.70

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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.