Home / 154,032.16-231,001.20-65,284

Finding the Fourth Proportional to 154,032.16, 231,001.20 and 65,284

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Solution

The fourth proportional to 154,032.16, 231,001.20 and 65,284 is: 97,906.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,032.16 : 231,001.20 = 65,284 : x
  2. Step 2: Convert to fraction form
    154,032.16/231,001.20 = 65,284/x
  3. Step 3: Cross multiply
    154,032.16x = 231,001.20 × 65,284
  4. Step 4: Simplify right side
    154,032.16x = 15,080,682,340.80
  5. Step 5: Solve for x
    x = 15,080,682,340.80/154,032.16
  6. Step 6: Final answer
    x = 97,906.06

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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.