Home / 89,927.37-124,080.53-52,181.37

Finding the Fourth Proportional to 89,927.37, 124,080.53 and 52,181.37

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Solution

The fourth proportional to 89,927.37, 124,080.53 and 52,181.37 is: 71,999.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,927.37 : 124,080.53 = 52,181.37 : x
  2. Step 2: Convert to fraction form
    89,927.37/124,080.53 = 52,181.37/x
  3. Step 3: Cross multiply
    89,927.37x = 124,080.53 × 52,181.37
  4. Step 4: Simplify right side
    89,927.37x = 6,474,691,784.82
  5. Step 5: Solve for x
    x = 6,474,691,784.82/89,927.37
  6. Step 6: Final answer
    x = 71,999.12

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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.