Home / 93,149.21-139,725.03-40,556.72

Finding the Fourth Proportional to 93,149.21, 139,725.03 and 40,556.72

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Solution

The fourth proportional to 93,149.21, 139,725.03 and 40,556.72 is: 60,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,149.21 : 139,725.03 = 40,556.72 : x
  2. Step 2: Convert to fraction form
    93,149.21/139,725.03 = 40,556.72/x
  3. Step 3: Cross multiply
    93,149.21x = 139,725.03 × 40,556.72
  4. Step 4: Simplify right side
    93,149.21x = 5,666,788,220.08
  5. Step 5: Solve for x
    x = 5,666,788,220.08/93,149.21
  6. Step 6: Final answer
    x = 60,835.60

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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.