Home / 51,613.95-77,007.82-46,000.65

Finding the Fourth Proportional to 51,613.95, 77,007.82 and 46,000.65

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Solution

The fourth proportional to 51,613.95, 77,007.82 and 46,000.65 is: 68,632.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,613.95 : 77,007.82 = 46,000.65 : x
  2. Step 2: Convert to fraction form
    51,613.95/77,007.82 = 46,000.65/x
  3. Step 3: Cross multiply
    51,613.95x = 77,007.82 × 46,000.65
  4. Step 4: Simplify right side
    51,613.95x = 3,542,409,660.08
  5. Step 5: Solve for x
    x = 3,542,409,660.08/51,613.95
  6. Step 6: Final answer
    x = 68,632.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.