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Finding the Fourth Proportional to 180,295.47, 270,458.60 and 47,175.62

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Solution

The fourth proportional to 180,295.47, 270,458.60 and 47,175.62 is: 70,767.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,295.47 : 270,458.60 = 47,175.62 : x
  2. Step 2: Convert to fraction form
    180,295.47/270,458.60 = 47,175.62/x
  3. Step 3: Cross multiply
    180,295.47x = 270,458.60 × 47,175.62
  4. Step 4: Simplify right side
    180,295.47x = 12,759,050,551.16
  5. Step 5: Solve for x
    x = 12,759,050,551.16/180,295.47
  6. Step 6: Final answer
    x = 70,767.45

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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.