Home / 229,845.30-345,090.88-117,606.03

Finding the Fourth Proportional to 229,845.30, 345,090.88 and 117,606.03

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Solution

The fourth proportional to 229,845.30, 345,090.88 and 117,606.03 is: 176,574.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,845.30 : 345,090.88 = 117,606.03 : x
  2. Step 2: Convert to fraction form
    229,845.30/345,090.88 = 117,606.03/x
  3. Step 3: Cross multiply
    229,845.30x = 345,090.88 × 117,606.03
  4. Step 4: Simplify right side
    229,845.30x = 40,584,767,238.92
  5. Step 5: Solve for x
    x = 40,584,767,238.92/229,845.30
  6. Step 6: Final answer
    x = 176,574.28

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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.