Home / 141,477.68-195,181.61-80,210.96

Finding the Fourth Proportional to 141,477.68, 195,181.61 and 80,210.96

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Solution

The fourth proportional to 141,477.68, 195,181.61 and 80,210.96 is: 110,658.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,477.68 : 195,181.61 = 80,210.96 : x
  2. Step 2: Convert to fraction form
    141,477.68/195,181.61 = 80,210.96/x
  3. Step 3: Cross multiply
    141,477.68x = 195,181.61 × 80,210.96
  4. Step 4: Simplify right side
    141,477.68x = 15,655,703,723.81
  5. Step 5: Solve for x
    x = 15,655,703,723.81/141,477.68
  6. Step 6: Final answer
    x = 110,658.47

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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.