Home / 188,252.64-282,379.05-118,181.16

Finding the Fourth Proportional to 188,252.64, 282,379.05 and 118,181.16

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Solution

The fourth proportional to 188,252.64, 282,379.05 and 118,181.16 is: 177,271.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,252.64 : 282,379.05 = 118,181.16 : x
  2. Step 2: Convert to fraction form
    188,252.64/282,379.05 = 118,181.16/x
  3. Step 3: Cross multiply
    188,252.64x = 282,379.05 × 118,181.16
  4. Step 4: Simplify right side
    188,252.64x = 33,371,883,688.70
  5. Step 5: Solve for x
    x = 33,371,883,688.70/188,252.64
  6. Step 6: Final answer
    x = 177,271.80

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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.