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Finding the Fourth Proportional to 70,230.78, 96,898.95 and 41,926.14

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Solution

The fourth proportional to 70,230.78, 96,898.95 and 41,926.14 is: 57,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,230.78 : 96,898.95 = 41,926.14 : x
  2. Step 2: Convert to fraction form
    70,230.78/96,898.95 = 41,926.14/x
  3. Step 3: Cross multiply
    70,230.78x = 96,898.95 × 41,926.14
  4. Step 4: Simplify right side
    70,230.78x = 4,062,598,943.55
  5. Step 5: Solve for x
    x = 4,062,598,943.55/70,230.78
  6. Step 6: Final answer
    x = 57,846.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.