Home / 46,153.69-69,375.05-30,459.57

Finding the Fourth Proportional to 46,153.69, 69,375.05 and 30,459.57

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Solution

The fourth proportional to 46,153.69, 69,375.05 and 30,459.57 is: 45,784.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,153.69 : 69,375.05 = 30,459.57 : x
  2. Step 2: Convert to fraction form
    46,153.69/69,375.05 = 30,459.57/x
  3. Step 3: Cross multiply
    46,153.69x = 69,375.05 × 30,459.57
  4. Step 4: Simplify right side
    46,153.69x = 2,113,134,212.87
  5. Step 5: Solve for x
    x = 2,113,134,212.87/46,153.69
  6. Step 6: Final answer
    x = 45,784.73

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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.