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Finding the Fourth Proportional to 60,299, 83,212.64 and 33,445.64

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Solution

The fourth proportional to 60,299, 83,212.64 and 33,445.64 is: 46,154.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,299 : 83,212.64 = 33,445.64 : x
  2. Step 2: Convert to fraction form
    60,299/83,212.64 = 33,445.64/x
  3. Step 3: Cross multiply
    60,299x = 83,212.64 × 33,445.64
  4. Step 4: Simplify right side
    60,299x = 2,783,100,000.89
  5. Step 5: Solve for x
    x = 2,783,100,000.89/60,299
  6. Step 6: Final answer
    x = 46,154.99

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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.