Home / 73,913.77-110,949.59-31,814.70

Finding the Fourth Proportional to 73,913.77, 110,949.59 and 31,814.70

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Solution

The fourth proportional to 73,913.77, 110,949.59 and 31,814.70 is: 47,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,913.77 : 110,949.59 = 31,814.70 : x
  2. Step 2: Convert to fraction form
    73,913.77/110,949.59 = 31,814.70/x
  3. Step 3: Cross multiply
    73,913.77x = 110,949.59 × 31,814.70
  4. Step 4: Simplify right side
    73,913.77x = 3,529,827,672.80
  5. Step 5: Solve for x
    x = 3,529,827,672.80/73,913.77
  6. Step 6: Final answer
    x = 47,756.03

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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.