Home / 141,465.88-195,224.23-76,935.72

Finding the Fourth Proportional to 141,465.88, 195,224.23 and 76,935.72

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Solution

The fourth proportional to 141,465.88, 195,224.23 and 76,935.72 is: 106,172.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,465.88 : 195,224.23 = 76,935.72 : x
  2. Step 2: Convert to fraction form
    141,465.88/195,224.23 = 76,935.72/x
  3. Step 3: Cross multiply
    141,465.88x = 195,224.23 × 76,935.72
  4. Step 4: Simplify right side
    141,465.88x = 15,019,716,696.50
  5. Step 5: Solve for x
    x = 15,019,716,696.50/141,465.88
  6. Step 6: Final answer
    x = 106,172.01

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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.