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Finding the Fourth Proportional to 180,196.93, 248,696.45 and 103,714.44

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Solution

The fourth proportional to 180,196.93, 248,696.45 and 103,714.44 is: 143,140.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,196.93 : 248,696.45 = 103,714.44 : x
  2. Step 2: Convert to fraction form
    180,196.93/248,696.45 = 103,714.44/x
  3. Step 3: Cross multiply
    180,196.93x = 248,696.45 × 103,714.44
  4. Step 4: Simplify right side
    180,196.93x = 25,793,413,041.74
  5. Step 5: Solve for x
    x = 25,793,413,041.74/180,196.93
  6. Step 6: Final answer
    x = 143,140.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.