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Finding the Fourth Proportional to 201,140.71, 277,543.36 and 116,241.39

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Solution

The fourth proportional to 201,140.71, 277,543.36 and 116,241.39 is: 160,395.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,140.71 : 277,543.36 = 116,241.39 : x
  2. Step 2: Convert to fraction form
    201,140.71/277,543.36 = 116,241.39/x
  3. Step 3: Cross multiply
    201,140.71x = 277,543.36 × 116,241.39
  4. Step 4: Simplify right side
    201,140.71x = 32,262,025,370.46
  5. Step 5: Solve for x
    x = 32,262,025,370.46/201,140.71
  6. Step 6: Final answer
    x = 160,395.30

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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.