Home / 383,973.93-575,895.26-103,425.57

Finding the Fourth Proportional to 383,973.93, 575,895.26 and 103,425.57

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Solution

The fourth proportional to 383,973.93, 575,895.26 and 103,425.57 is: 155,120.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,973.93 : 575,895.26 = 103,425.57 : x
  2. Step 2: Convert to fraction form
    383,973.93/575,895.26 = 103,425.57/x
  3. Step 3: Cross multiply
    383,973.93x = 575,895.26 × 103,425.57
  4. Step 4: Simplify right side
    383,973.93x = 59,562,295,008.67
  5. Step 5: Solve for x
    x = 59,562,295,008.67/383,973.93
  6. Step 6: Final answer
    x = 155,120.67

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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.