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Finding the Fourth Proportional to 56,411.38, 77,845.02 and 33,762.84

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Solution

The fourth proportional to 56,411.38, 77,845.02 and 33,762.84 is: 46,591.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,411.38 : 77,845.02 = 33,762.84 : x
  2. Step 2: Convert to fraction form
    56,411.38/77,845.02 = 33,762.84/x
  3. Step 3: Cross multiply
    56,411.38x = 77,845.02 × 33,762.84
  4. Step 4: Simplify right side
    56,411.38x = 2,628,268,955.06
  5. Step 5: Solve for x
    x = 2,628,268,955.06/56,411.38
  6. Step 6: Final answer
    x = 46,591.11

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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.