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Finding the Fourth Proportional to 180,949.70, 249,705.76 and 104,466.22

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Solution

The fourth proportional to 180,949.70, 249,705.76 and 104,466.22 is: 144,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,949.70 : 249,705.76 = 104,466.22 : x
  2. Step 2: Convert to fraction form
    180,949.70/249,705.76 = 104,466.22/x
  3. Step 3: Cross multiply
    180,949.70x = 249,705.76 × 104,466.22
  4. Step 4: Simplify right side
    180,949.70x = 26,085,816,859.43
  5. Step 5: Solve for x
    x = 26,085,816,859.43/180,949.70
  6. Step 6: Final answer
    x = 144,160.60

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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.