Home / 82,317.51-123,476.27-29,727.05

Finding the Fourth Proportional to 82,317.51, 123,476.27 and 29,727.05

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Solution

The fourth proportional to 82,317.51, 123,476.27 and 29,727.05 is: 44,590.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,317.51 : 123,476.27 = 29,727.05 : x
  2. Step 2: Convert to fraction form
    82,317.51/123,476.27 = 29,727.05/x
  3. Step 3: Cross multiply
    82,317.51x = 123,476.27 × 29,727.05
  4. Step 4: Simplify right side
    82,317.51x = 3,670,584,486.09
  5. Step 5: Solve for x
    x = 3,670,584,486.09/82,317.51
  6. Step 6: Final answer
    x = 44,590.57

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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.