Home / 66,782.07-92,160.38-36,566.91

Finding the Fourth Proportional to 66,782.07, 92,160.38 and 36,566.91

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Solution

The fourth proportional to 66,782.07, 92,160.38 and 36,566.91 is: 50,462.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,782.07 : 92,160.38 = 36,566.91 : x
  2. Step 2: Convert to fraction form
    66,782.07/92,160.38 = 36,566.91/x
  3. Step 3: Cross multiply
    66,782.07x = 92,160.38 × 36,566.91
  4. Step 4: Simplify right side
    66,782.07x = 3,370,020,412.44
  5. Step 5: Solve for x
    x = 3,370,020,412.44/66,782.07
  6. Step 6: Final answer
    x = 50,462.95

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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.