Home / 283,110.12-424,651.26-105,603.48

Finding the Fourth Proportional to 283,110.12, 424,651.26 and 105,603.48

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Solution

The fourth proportional to 283,110.12, 424,651.26 and 105,603.48 is: 158,400.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,110.12 : 424,651.26 = 105,603.48 : x
  2. Step 2: Convert to fraction form
    283,110.12/424,651.26 = 105,603.48/x
  3. Step 3: Cross multiply
    283,110.12x = 424,651.26 × 105,603.48
  4. Step 4: Simplify right side
    283,110.12x = 44,844,650,842.38
  5. Step 5: Solve for x
    x = 44,844,650,842.38/283,110.12
  6. Step 6: Final answer
    x = 158,400.03

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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.