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Finding the Fourth Proportional to 180,175.68, 248,673.36 and 104,768

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Solution

The fourth proportional to 180,175.68, 248,673.36 and 104,768 is: 144,597.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,175.68 : 248,673.36 = 104,768 : x
  2. Step 2: Convert to fraction form
    180,175.68/248,673.36 = 104,768/x
  3. Step 3: Cross multiply
    180,175.68x = 248,673.36 × 104,768
  4. Step 4: Simplify right side
    180,175.68x = 26,053,010,580.48
  5. Step 5: Solve for x
    x = 26,053,010,580.48/180,175.68
  6. Step 6: Final answer
    x = 144,597.82

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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.