Home / 49,518.87-74,089.67-43,548.36

Finding the Fourth Proportional to 49,518.87, 74,089.67 and 43,548.36

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Solution

The fourth proportional to 49,518.87, 74,089.67 and 43,548.36 is: 65,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,518.87 : 74,089.67 = 43,548.36 : x
  2. Step 2: Convert to fraction form
    49,518.87/74,089.67 = 43,548.36/x
  3. Step 3: Cross multiply
    49,518.87x = 74,089.67 × 43,548.36
  4. Step 4: Simplify right side
    49,518.87x = 3,226,483,403.70
  5. Step 5: Solve for x
    x = 3,226,483,403.70/49,518.87
  6. Step 6: Final answer
    x = 65,156.64

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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.