Home / 61,271.94-84,535.20-35,772.60

Finding the Fourth Proportional to 61,271.94, 84,535.20 and 35,772.60

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Solution

The fourth proportional to 61,271.94, 84,535.20 and 35,772.60 is: 49,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,271.94 : 84,535.20 = 35,772.60 : x
  2. Step 2: Convert to fraction form
    61,271.94/84,535.20 = 35,772.60/x
  3. Step 3: Cross multiply
    61,271.94x = 84,535.20 × 35,772.60
  4. Step 4: Simplify right side
    61,271.94x = 3,024,043,895.52
  5. Step 5: Solve for x
    x = 3,024,043,895.52/61,271.94
  6. Step 6: Final answer
    x = 49,354.47

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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.