Home / 82,431.01-113,760.90-46,136.09

Finding the Fourth Proportional to 82,431.01, 113,760.90 and 46,136.09

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Solution

The fourth proportional to 82,431.01, 113,760.90 and 46,136.09 is: 63,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,431.01 : 113,760.90 = 46,136.09 : x
  2. Step 2: Convert to fraction form
    82,431.01/113,760.90 = 46,136.09/x
  3. Step 3: Cross multiply
    82,431.01x = 113,760.90 × 46,136.09
  4. Step 4: Simplify right side
    82,431.01x = 5,248,483,120.88
  5. Step 5: Solve for x
    x = 5,248,483,120.88/82,431.01
  6. Step 6: Final answer
    x = 63,671.22

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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.