Home / 49,041.10-73,468.84-28,990.56

Finding the Fourth Proportional to 49,041.10, 73,468.84 and 28,990.56

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Solution

The fourth proportional to 49,041.10, 73,468.84 and 28,990.56 is: 43,430.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,041.10 : 73,468.84 = 28,990.56 : x
  2. Step 2: Convert to fraction form
    49,041.10/73,468.84 = 28,990.56/x
  3. Step 3: Cross multiply
    49,041.10x = 73,468.84 × 28,990.56
  4. Step 4: Simplify right side
    49,041.10x = 2,129,902,814.15
  5. Step 5: Solve for x
    x = 2,129,902,814.15/49,041.10
  6. Step 6: Final answer
    x = 43,430.98

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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.