Home / 89,450.42-123,443.93-49,165.26

Finding the Fourth Proportional to 89,450.42, 123,443.93 and 49,165.26

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Solution

The fourth proportional to 89,450.42, 123,443.93 and 49,165.26 is: 67,849.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,450.42 : 123,443.93 = 49,165.26 : x
  2. Step 2: Convert to fraction form
    89,450.42/123,443.93 = 49,165.26/x
  3. Step 3: Cross multiply
    89,450.42x = 123,443.93 × 49,165.26
  4. Step 4: Simplify right side
    89,450.42x = 6,069,152,913.87
  5. Step 5: Solve for x
    x = 6,069,152,913.87/89,450.42
  6. Step 6: Final answer
    x = 67,849.35

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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.