Home / 141,373.08-195,060.36-80,120.88

Finding the Fourth Proportional to 141,373.08, 195,060.36 and 80,120.88

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Solution

The fourth proportional to 141,373.08, 195,060.36 and 80,120.88 is: 110,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,373.08 : 195,060.36 = 80,120.88 : x
  2. Step 2: Convert to fraction form
    141,373.08/195,060.36 = 80,120.88/x
  3. Step 3: Cross multiply
    141,373.08x = 195,060.36 × 80,120.88
  4. Step 4: Simplify right side
    141,373.08x = 15,628,407,696.32
  5. Step 5: Solve for x
    x = 15,628,407,696.32/141,373.08
  6. Step 6: Final answer
    x = 110,547.27

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1.5x scale

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.