Home / 60,115.77-82,907.15-38,874.33

Finding the Fourth Proportional to 60,115.77, 82,907.15 and 38,874.33

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Solution

The fourth proportional to 60,115.77, 82,907.15 and 38,874.33 is: 53,612.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,115.77 : 82,907.15 = 38,874.33 : x
  2. Step 2: Convert to fraction form
    60,115.77/82,907.15 = 38,874.33/x
  3. Step 3: Cross multiply
    60,115.77x = 82,907.15 × 38,874.33
  4. Step 4: Simplify right side
    60,115.77x = 3,222,959,714.09
  5. Step 5: Solve for x
    x = 3,222,959,714.09/60,115.77
  6. Step 6: Final answer
    x = 53,612.55

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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.