Home / 283,102.35-424,522.30-105,561.69

Finding the Fourth Proportional to 283,102.35, 424,522.30 and 105,561.69

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Solution

The fourth proportional to 283,102.35, 424,522.30 and 105,561.69 is: 158,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,102.35 : 424,522.30 = 105,561.69 : x
  2. Step 2: Convert to fraction form
    283,102.35/424,522.30 = 105,561.69/x
  3. Step 3: Cross multiply
    283,102.35x = 424,522.30 × 105,561.69
  4. Step 4: Simplify right side
    283,102.35x = 44,813,291,430.69
  5. Step 5: Solve for x
    x = 44,813,291,430.69/283,102.35
  6. Step 6: Final answer
    x = 158,293.60

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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.