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Finding the Fourth Proportional to 42,179.94, 63,228.60 and 23,468.94

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Solution

The fourth proportional to 42,179.94, 63,228.60 and 23,468.94 is: 35,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,179.94 : 63,228.60 = 23,468.94 : x
  2. Step 2: Convert to fraction form
    42,179.94/63,228.60 = 23,468.94/x
  3. Step 3: Cross multiply
    42,179.94x = 63,228.60 × 23,468.94
  4. Step 4: Simplify right side
    42,179.94x = 1,483,908,219.68
  5. Step 5: Solve for x
    x = 1,483,908,219.68/42,179.94
  6. Step 6: Final answer
    x = 35,180.43

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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.