Home / 286,724.03-429,919.99-97,120.85

Finding the Fourth Proportional to 286,724.03, 429,919.99 and 97,120.85

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Solution

The fourth proportional to 286,724.03, 429,919.99 and 97,120.85 is: 145,625.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,724.03 : 429,919.99 = 97,120.85 : x
  2. Step 2: Convert to fraction form
    286,724.03/429,919.99 = 97,120.85/x
  3. Step 3: Cross multiply
    286,724.03x = 429,919.99 × 97,120.85
  4. Step 4: Simplify right side
    286,724.03x = 41,754,194,860.79
  5. Step 5: Solve for x
    x = 41,754,194,860.79/286,724.03
  6. Step 6: Final answer
    x = 145,625.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.