Home / 98,848.12-136,361.46-70,167.64

Finding the Fourth Proportional to 98,848.12, 136,361.46 and 70,167.64

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Solution

The fourth proportional to 98,848.12, 136,361.46 and 70,167.64 is: 96,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,848.12 : 136,361.46 = 70,167.64 : x
  2. Step 2: Convert to fraction form
    98,848.12/136,361.46 = 70,167.64/x
  3. Step 3: Cross multiply
    98,848.12x = 136,361.46 × 70,167.64
  4. Step 4: Simplify right side
    98,848.12x = 9,568,161,835.15
  5. Step 5: Solve for x
    x = 9,568,161,835.15/98,848.12
  6. Step 6: Final answer
    x = 96,796.60

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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.