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Finding the Fourth Proportional to 93,601.20, 140,401.80 and 46,837.20

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Solution

The fourth proportional to 93,601.20, 140,401.80 and 46,837.20 is: 70,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,601.20 : 140,401.80 = 46,837.20 : x
  2. Step 2: Convert to fraction form
    93,601.20/140,401.80 = 46,837.20/x
  3. Step 3: Cross multiply
    93,601.20x = 140,401.80 × 46,837.20
  4. Step 4: Simplify right side
    93,601.20x = 6,576,027,186.96
  5. Step 5: Solve for x
    x = 6,576,027,186.96/93,601.20
  6. Step 6: Final answer
    x = 70,255.80

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1.5x scale

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.