Home / 61,945.18-85,484.32-33,650.87

Finding the Fourth Proportional to 61,945.18, 85,484.32 and 33,650.87

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Solution

The fourth proportional to 61,945.18, 85,484.32 and 33,650.87 is: 46,438.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,945.18 : 85,484.32 = 33,650.87 : x
  2. Step 2: Convert to fraction form
    61,945.18/85,484.32 = 33,650.87/x
  3. Step 3: Cross multiply
    61,945.18x = 85,484.32 × 33,650.87
  4. Step 4: Simplify right side
    61,945.18x = 2,876,621,227.81
  5. Step 5: Solve for x
    x = 2,876,621,227.81/61,945.18
  6. Step 6: Final answer
    x = 46,438.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.