Home / 89,475.16-134,114.32-36,855.94

Finding the Fourth Proportional to 89,475.16, 134,114.32 and 36,855.94

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Solution

The fourth proportional to 89,475.16, 134,114.32 and 36,855.94 is: 55,243.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,475.16 : 134,114.32 = 36,855.94 : x
  2. Step 2: Convert to fraction form
    89,475.16/134,114.32 = 36,855.94/x
  3. Step 3: Cross multiply
    89,475.16x = 134,114.32 × 36,855.94
  4. Step 4: Simplify right side
    89,475.16x = 4,942,909,331.06
  5. Step 5: Solve for x
    x = 4,942,909,331.06/89,475.16
  6. Step 6: Final answer
    x = 55,243.37

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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.