Home / 93,556.90-140,357.56-30,377.20

Finding the Fourth Proportional to 93,556.90, 140,357.56 and 30,377.20

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Solution

The fourth proportional to 93,556.90, 140,357.56 and 30,377.20 is: 45,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,556.90 : 140,357.56 = 30,377.20 : x
  2. Step 2: Convert to fraction form
    93,556.90/140,357.56 = 30,377.20/x
  3. Step 3: Cross multiply
    93,556.90x = 140,357.56 × 30,377.20
  4. Step 4: Simplify right side
    93,556.90x = 4,263,669,959.68
  5. Step 5: Solve for x
    x = 4,263,669,959.68/93,556.90
  6. Step 6: Final answer
    x = 45,573.02

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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.