Home / 67,561.16-93,242.95-39,261.38

Finding the Fourth Proportional to 67,561.16, 93,242.95 and 39,261.38

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Solution

The fourth proportional to 67,561.16, 93,242.95 and 39,261.38 is: 54,185.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,561.16 : 93,242.95 = 39,261.38 : x
  2. Step 2: Convert to fraction form
    67,561.16/93,242.95 = 39,261.38/x
  3. Step 3: Cross multiply
    67,561.16x = 93,242.95 × 39,261.38
  4. Step 4: Simplify right side
    67,561.16x = 3,660,846,327.90
  5. Step 5: Solve for x
    x = 3,660,846,327.90/67,561.16
  6. Step 6: Final answer
    x = 54,185.67

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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.