Home / 54,712.09-82,068.14-42,250.29

Finding the Fourth Proportional to 54,712.09, 82,068.14 and 42,250.29

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Solution

The fourth proportional to 54,712.09, 82,068.14 and 42,250.29 is: 63,375.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,712.09 : 82,068.14 = 42,250.29 : x
  2. Step 2: Convert to fraction form
    54,712.09/82,068.14 = 42,250.29/x
  3. Step 3: Cross multiply
    54,712.09x = 82,068.14 × 42,250.29
  4. Step 4: Simplify right side
    54,712.09x = 3,467,403,128.14
  5. Step 5: Solve for x
    x = 3,467,403,128.14/54,712.09
  6. Step 6: Final answer
    x = 63,375.44

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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.