Home / 229,647.36-316,918.80-127,675.92

Finding the Fourth Proportional to 229,647.36, 316,918.80 and 127,675.92

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Solution

The fourth proportional to 229,647.36, 316,918.80 and 127,675.92 is: 176,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,647.36 : 316,918.80 = 127,675.92 : x
  2. Step 2: Convert to fraction form
    229,647.36/316,918.80 = 127,675.92/x
  3. Step 3: Cross multiply
    229,647.36x = 316,918.80 × 127,675.92
  4. Step 4: Simplify right side
    229,647.36x = 40,462,899,355.30
  5. Step 5: Solve for x
    x = 40,462,899,355.30/229,647.36
  6. Step 6: Final answer
    x = 176,195.80

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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.