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Finding the Fourth Proportional to 201,373.74, 277,617.78 and 160,676.10

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Solution

The fourth proportional to 201,373.74, 277,617.78 and 160,676.10 is: 221,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,373.74 : 277,617.78 = 160,676.10 : x
  2. Step 2: Convert to fraction form
    201,373.74/277,617.78 = 160,676.10/x
  3. Step 3: Cross multiply
    201,373.74x = 277,617.78 × 160,676.10
  4. Step 4: Simplify right side
    201,373.74x = 44,606,542,181.06
  5. Step 5: Solve for x
    x = 44,606,542,181.06/201,373.74
  6. Step 6: Final answer
    x = 221,511.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.