Home / 60,688.83-91,033.25-39,907.47

Finding the Fourth Proportional to 60,688.83, 91,033.25 and 39,907.47

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Solution

The fourth proportional to 60,688.83, 91,033.25 and 39,907.47 is: 59,861.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,688.83 : 91,033.25 = 39,907.47 : x
  2. Step 2: Convert to fraction form
    60,688.83/91,033.25 = 39,907.47/x
  3. Step 3: Cross multiply
    60,688.83x = 91,033.25 × 39,907.47
  4. Step 4: Simplify right side
    60,688.83x = 3,632,906,493.84
  5. Step 5: Solve for x
    x = 3,632,906,493.84/60,688.83
  6. Step 6: Final answer
    x = 59,861.21

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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.