Home / 82,349.36-123,468.14-26,172.62

Finding the Fourth Proportional to 82,349.36, 123,468.14 and 26,172.62

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Solution

The fourth proportional to 82,349.36, 123,468.14 and 26,172.62 is: 39,241.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,349.36 : 123,468.14 = 26,172.62 : x
  2. Step 2: Convert to fraction form
    82,349.36/123,468.14 = 26,172.62/x
  3. Step 3: Cross multiply
    82,349.36x = 123,468.14 × 26,172.62
  4. Step 4: Simplify right side
    82,349.36x = 3,231,483,962.12
  5. Step 5: Solve for x
    x = 3,231,483,962.12/82,349.36
  6. Step 6: Final answer
    x = 39,241.16

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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.