Home / 93,950.42-140,921.98-30,775.28

Finding the Fourth Proportional to 93,950.42, 140,921.98 and 30,775.28

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Solution

The fourth proportional to 93,950.42, 140,921.98 and 30,775.28 is: 46,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,950.42 : 140,921.98 = 30,775.28 : x
  2. Step 2: Convert to fraction form
    93,950.42/140,921.98 = 30,775.28/x
  3. Step 3: Cross multiply
    93,950.42x = 140,921.98 × 30,775.28
  4. Step 4: Simplify right side
    93,950.42x = 4,336,912,611.11
  5. Step 5: Solve for x
    x = 4,336,912,611.11/93,950.42
  6. Step 6: Final answer
    x = 46,161.72

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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.