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Finding the Fourth Proportional to 91,395.70, 137,093.36 and 24,845.50

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Solution

The fourth proportional to 91,395.70, 137,093.36 and 24,845.50 is: 37,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,395.70 : 137,093.36 = 24,845.50 : x
  2. Step 2: Convert to fraction form
    91,395.70/137,093.36 = 24,845.50/x
  3. Step 3: Cross multiply
    91,395.70x = 137,093.36 × 24,845.50
  4. Step 4: Simplify right side
    91,395.70x = 3,406,153,075.88
  5. Step 5: Solve for x
    x = 3,406,153,075.88/91,395.70
  6. Step 6: Final answer
    x = 37,268.20

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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.