Home / 141,361.06-195,106.64-83,989.35

Finding the Fourth Proportional to 141,361.06, 195,106.64 and 83,989.35

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Solution

The fourth proportional to 141,361.06, 195,106.64 and 83,989.35 is: 115,922.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,361.06 : 195,106.64 = 83,989.35 : x
  2. Step 2: Convert to fraction form
    141,361.06/195,106.64 = 83,989.35/x
  3. Step 3: Cross multiply
    141,361.06x = 195,106.64 × 83,989.35
  4. Step 4: Simplify right side
    141,361.06x = 16,386,879,874.28
  5. Step 5: Solve for x
    x = 16,386,879,874.28/141,361.06
  6. Step 6: Final answer
    x = 115,922.16

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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.