Home / 141,618.66-212,427.98-52,879.08

Finding the Fourth Proportional to 141,618.66, 212,427.98 and 52,879.08

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Solution

The fourth proportional to 141,618.66, 212,427.98 and 52,879.08 is: 79,318.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,618.66 : 212,427.98 = 52,879.08 : x
  2. Step 2: Convert to fraction form
    141,618.66/212,427.98 = 52,879.08/x
  3. Step 3: Cross multiply
    141,618.66x = 212,427.98 × 52,879.08
  4. Step 4: Simplify right side
    141,618.66x = 11,232,996,148.66
  5. Step 5: Solve for x
    x = 11,232,996,148.66/141,618.66
  6. Step 6: Final answer
    x = 79,318.62

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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.