Home / 141,927.08-212,886-57,662.33

Finding the Fourth Proportional to 141,927.08, 212,886 and 57,662.33

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Solution

The fourth proportional to 141,927.08, 212,886 and 57,662.33 is: 86,491.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,927.08 : 212,886 = 57,662.33 : x
  2. Step 2: Convert to fraction form
    141,927.08/212,886 = 57,662.33/x
  3. Step 3: Cross multiply
    141,927.08x = 212,886 × 57,662.33
  4. Step 4: Simplify right side
    141,927.08x = 12,275,501,719.95
  5. Step 5: Solve for x
    x = 12,275,501,719.95/141,927.08
  6. Step 6: Final answer
    x = 86,491.61

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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.