Home / 306,198.69-459,315.91-92,973.56

Finding the Fourth Proportional to 306,198.69, 459,315.91 and 92,973.56

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Solution

The fourth proportional to 306,198.69, 459,315.91 and 92,973.56 is: 139,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,198.69 : 459,315.91 = 92,973.56 : x
  2. Step 2: Convert to fraction form
    306,198.69/459,315.91 = 92,973.56/x
  3. Step 3: Cross multiply
    306,198.69x = 459,315.91 × 92,973.56
  4. Step 4: Simplify right side
    306,198.69x = 42,704,235,320.81
  5. Step 5: Solve for x
    x = 42,704,235,320.81/306,198.69
  6. Step 6: Final answer
    x = 139,465.77

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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.