Home / 67,493.07-93,140.43-39,200.58

Finding the Fourth Proportional to 67,493.07, 93,140.43 and 39,200.58

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Solution

The fourth proportional to 67,493.07, 93,140.43 and 39,200.58 is: 54,096.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,493.07 : 93,140.43 = 39,200.58 : x
  2. Step 2: Convert to fraction form
    67,493.07/93,140.43 = 39,200.58/x
  3. Step 3: Cross multiply
    67,493.07x = 93,140.43 × 39,200.58
  4. Step 4: Simplify right side
    67,493.07x = 3,651,158,877.45
  5. Step 5: Solve for x
    x = 3,651,158,877.45/67,493.07
  6. Step 6: Final answer
    x = 54,096.80

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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.