Home / 165,985.40-229,044.47-94,351.43

Finding the Fourth Proportional to 165,985.40, 229,044.47 and 94,351.43

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Solution

The fourth proportional to 165,985.40, 229,044.47 and 94,351.43 is: 130,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,985.40 : 229,044.47 = 94,351.43 : x
  2. Step 2: Convert to fraction form
    165,985.40/229,044.47 = 94,351.43/x
  3. Step 3: Cross multiply
    165,985.40x = 229,044.47 × 94,351.43
  4. Step 4: Simplify right side
    165,985.40x = 21,610,671,661.11
  5. Step 5: Solve for x
    x = 21,610,671,661.11/165,985.40
  6. Step 6: Final answer
    x = 130,196.22

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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.