Home / 62,021.78-93,050.30-30,441.32

Finding the Fourth Proportional to 62,021.78, 93,050.30 and 30,441.32

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Solution

The fourth proportional to 62,021.78, 93,050.30 and 30,441.32 is: 45,670.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,021.78 : 93,050.30 = 30,441.32 : x
  2. Step 2: Convert to fraction form
    62,021.78/93,050.30 = 30,441.32/x
  3. Step 3: Cross multiply
    62,021.78x = 93,050.30 × 30,441.32
  4. Step 4: Simplify right side
    62,021.78x = 2,832,573,958.40
  5. Step 5: Solve for x
    x = 2,832,573,958.40/62,021.78
  6. Step 6: Final answer
    x = 45,670.63

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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.