Home / 67,735.68-93,466.56-39,445.44

Finding the Fourth Proportional to 67,735.68, 93,466.56 and 39,445.44

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Solution

The fourth proportional to 67,735.68, 93,466.56 and 39,445.44 is: 54,429.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,735.68 : 93,466.56 = 39,445.44 : x
  2. Step 2: Convert to fraction form
    67,735.68/93,466.56 = 39,445.44/x
  3. Step 3: Cross multiply
    67,735.68x = 93,466.56 × 39,445.44
  4. Step 4: Simplify right side
    67,735.68x = 3,686,829,584.49
  5. Step 5: Solve for x
    x = 3,686,829,584.49/67,735.68
  6. Step 6: Final answer
    x = 54,429.65

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1.5x scale

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.