Home / 188,712.08-283,070.96-48,467.60

Finding the Fourth Proportional to 188,712.08, 283,070.96 and 48,467.60

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Solution

The fourth proportional to 188,712.08, 283,070.96 and 48,467.60 is: 72,702.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,712.08 : 283,070.96 = 48,467.60 : x
  2. Step 2: Convert to fraction form
    188,712.08/283,070.96 = 48,467.60/x
  3. Step 3: Cross multiply
    188,712.08x = 283,070.96 × 48,467.60
  4. Step 4: Simplify right side
    188,712.08x = 13,719,770,060.90
  5. Step 5: Solve for x
    x = 13,719,770,060.90/188,712.08
  6. Step 6: Final answer
    x = 72,702.13

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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.