Home / 180,302.46-248,809.78-98,629.36

Finding the Fourth Proportional to 180,302.46, 248,809.78 and 98,629.36

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Solution

The fourth proportional to 180,302.46, 248,809.78 and 98,629.36 is: 136,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,302.46 : 248,809.78 = 98,629.36 : x
  2. Step 2: Convert to fraction form
    180,302.46/248,809.78 = 98,629.36/x
  3. Step 3: Cross multiply
    180,302.46x = 248,809.78 × 98,629.36
  4. Step 4: Simplify right side
    180,302.46x = 24,539,949,363.14
  5. Step 5: Solve for x
    x = 24,539,949,363.14/180,302.46
  6. Step 6: Final answer
    x = 136,104.35

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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.