Home / 66,397.37-91,627.22-36,182.95

Finding the Fourth Proportional to 66,397.37, 91,627.22 and 36,182.95

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Solution

The fourth proportional to 66,397.37, 91,627.22 and 36,182.95 is: 49,931.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,397.37 : 91,627.22 = 36,182.95 : x
  2. Step 2: Convert to fraction form
    66,397.37/91,627.22 = 36,182.95/x
  3. Step 3: Cross multiply
    66,397.37x = 91,627.22 × 36,182.95
  4. Step 4: Simplify right side
    66,397.37x = 3,315,342,661.76
  5. Step 5: Solve for x
    x = 3,315,342,661.76/66,397.37
  6. Step 6: Final answer
    x = 49,931.84

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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.