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Finding the Fourth Proportional to 201,155.41, 301,733.07 and 51,395.98

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Solution

The fourth proportional to 201,155.41, 301,733.07 and 51,395.98 is: 77,093.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,155.41 : 301,733.07 = 51,395.98 : x
  2. Step 2: Convert to fraction form
    201,155.41/301,733.07 = 51,395.98/x
  3. Step 3: Cross multiply
    201,155.41x = 301,733.07 × 51,395.98
  4. Step 4: Simplify right side
    201,155.41x = 15,507,866,831.06
  5. Step 5: Solve for x
    x = 15,507,866,831.06/201,155.41
  6. Step 6: Final answer
    x = 77,093.96

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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.