Home / 229,742.31-344,629.91-61,261.75

Finding the Fourth Proportional to 229,742.31, 344,629.91 and 61,261.75

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Solution

The fourth proportional to 229,742.31, 344,629.91 and 61,261.75 is: 91,897.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,742.31 : 344,629.91 = 61,261.75 : x
  2. Step 2: Convert to fraction form
    229,742.31/344,629.91 = 61,261.75/x
  3. Step 3: Cross multiply
    229,742.31x = 344,629.91 × 61,261.75
  4. Step 4: Simplify right side
    229,742.31x = 21,112,631,388.94
  5. Step 5: Solve for x
    x = 21,112,631,388.94/229,742.31
  6. Step 6: Final answer
    x = 91,897.01

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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.