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Finding the Fourth Proportional to 186,274.26, 279,408.65 and 46,032.88

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Solution

The fourth proportional to 186,274.26, 279,408.65 and 46,032.88 is: 69,048.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,274.26 : 279,408.65 = 46,032.88 : x
  2. Step 2: Convert to fraction form
    186,274.26/279,408.65 = 46,032.88/x
  3. Step 3: Cross multiply
    186,274.26x = 279,408.65 × 46,032.88
  4. Step 4: Simplify right side
    186,274.26x = 12,861,984,856.41
  5. Step 5: Solve for x
    x = 12,861,984,856.41/186,274.26
  6. Step 6: Final answer
    x = 69,048.64

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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.