Home / 165,955.43-249,166.04-84,960.31

Finding the Fourth Proportional to 165,955.43, 249,166.04 and 84,960.31

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Solution

The fourth proportional to 165,955.43, 249,166.04 and 84,960.31 is: 127,559.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,955.43 : 249,166.04 = 84,960.31 : x
  2. Step 2: Convert to fraction form
    165,955.43/249,166.04 = 84,960.31/x
  3. Step 3: Cross multiply
    165,955.43x = 249,166.04 × 84,960.31
  4. Step 4: Simplify right side
    165,955.43x = 21,169,223,905.28
  5. Step 5: Solve for x
    x = 21,169,223,905.28/165,955.43
  6. Step 6: Final answer
    x = 127,559.69

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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.