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Finding the Fourth Proportional to 229,058.88, 316,090.58 and 127,083.26

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Solution

The fourth proportional to 229,058.88, 316,090.58 and 127,083.26 is: 175,368.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,058.88 : 316,090.58 = 127,083.26 : x
  2. Step 2: Convert to fraction form
    229,058.88/316,090.58 = 127,083.26/x
  3. Step 3: Cross multiply
    229,058.88x = 316,090.58 × 127,083.26
  4. Step 4: Simplify right side
    229,058.88x = 40,169,820,098.95
  5. Step 5: Solve for x
    x = 40,169,820,098.95/229,058.88
  6. Step 6: Final answer
    x = 175,368.97

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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.