Home / 100,566.66-150,913.62-56,222.50

Finding the Fourth Proportional to 100,566.66, 150,913.62 and 56,222.50

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Solution

The fourth proportional to 100,566.66, 150,913.62 and 56,222.50 is: 84,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,566.66 : 150,913.62 = 56,222.50 : x
  2. Step 2: Convert to fraction form
    100,566.66/150,913.62 = 56,222.50/x
  3. Step 3: Cross multiply
    100,566.66x = 150,913.62 × 56,222.50
  4. Step 4: Simplify right side
    100,566.66x = 8,484,741,000.45
  5. Step 5: Solve for x
    x = 8,484,741,000.45/100,566.66
  6. Step 6: Final answer
    x = 84,369.32

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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.