Home / 93,878.20-140,771.22-46,438.48

Finding the Fourth Proportional to 93,878.20, 140,771.22 and 46,438.48

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Solution

The fourth proportional to 93,878.20, 140,771.22 and 46,438.48 is: 69,634.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,878.20 : 140,771.22 = 46,438.48 : x
  2. Step 2: Convert to fraction form
    93,878.20/140,771.22 = 46,438.48/x
  3. Step 3: Cross multiply
    93,878.20x = 140,771.22 × 46,438.48
  4. Step 4: Simplify right side
    93,878.20x = 6,537,201,484.55
  5. Step 5: Solve for x
    x = 6,537,201,484.55/93,878.20
  6. Step 6: Final answer
    x = 69,634.93

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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.