Home / 61,938.90-92,879.58-30,350.52

Finding the Fourth Proportional to 61,938.90, 92,879.58 and 30,350.52

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Solution

The fourth proportional to 61,938.90, 92,879.58 and 30,350.52 is: 45,511.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,938.90 : 92,879.58 = 30,350.52 : x
  2. Step 2: Convert to fraction form
    61,938.90/92,879.58 = 30,350.52/x
  3. Step 3: Cross multiply
    61,938.90x = 92,879.58 × 30,350.52
  4. Step 4: Simplify right side
    61,938.90x = 2,818,943,550.38
  5. Step 5: Solve for x
    x = 2,818,943,550.38/61,938.90
  6. Step 6: Final answer
    x = 45,511.68

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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.