Home / 65,895.65-90,942.51-37,605.59

Finding the Fourth Proportional to 65,895.65, 90,942.51 and 37,605.59

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Solution

The fourth proportional to 65,895.65, 90,942.51 and 37,605.59 is: 51,899.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,895.65 : 90,942.51 = 37,605.59 : x
  2. Step 2: Convert to fraction form
    65,895.65/90,942.51 = 37,605.59/x
  3. Step 3: Cross multiply
    65,895.65x = 90,942.51 × 37,605.59
  4. Step 4: Simplify right side
    65,895.65x = 3,419,946,289.92
  5. Step 5: Solve for x
    x = 3,419,946,289.92/65,895.65
  6. Step 6: Final answer
    x = 51,899.43

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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.