Home / 180,411.03-248,971.28-116,859.42

Finding the Fourth Proportional to 180,411.03, 248,971.28 and 116,859.42

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Solution

The fourth proportional to 180,411.03, 248,971.28 and 116,859.42 is: 161,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,411.03 : 248,971.28 = 116,859.42 : x
  2. Step 2: Convert to fraction form
    180,411.03/248,971.28 = 116,859.42/x
  3. Step 3: Cross multiply
    180,411.03x = 248,971.28 × 116,859.42
  4. Step 4: Simplify right side
    180,411.03x = 29,094,638,793.16
  5. Step 5: Solve for x
    x = 29,094,638,793.16/180,411.03
  6. Step 6: Final answer
    x = 161,268.63

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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.