Home / 152,378.43-228,627.81-47,205.60

Finding the Fourth Proportional to 152,378.43, 228,627.81 and 47,205.60

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Solution

The fourth proportional to 152,378.43, 228,627.81 and 47,205.60 is: 70,827.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,378.43 : 228,627.81 = 47,205.60 : x
  2. Step 2: Convert to fraction form
    152,378.43/228,627.81 = 47,205.60/x
  3. Step 3: Cross multiply
    152,378.43x = 228,627.81 × 47,205.60
  4. Step 4: Simplify right side
    152,378.43x = 10,792,512,947.74
  5. Step 5: Solve for x
    x = 10,792,512,947.74/152,378.43
  6. Step 6: Final answer
    x = 70,827.04

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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.