Home / 66,977.01-92,427.69-36,763.60

Finding the Fourth Proportional to 66,977.01, 92,427.69 and 36,763.60

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Solution

The fourth proportional to 66,977.01, 92,427.69 and 36,763.60 is: 50,733.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,977.01 : 92,427.69 = 36,763.60 : x
  2. Step 2: Convert to fraction form
    66,977.01/92,427.69 = 36,763.60/x
  3. Step 3: Cross multiply
    66,977.01x = 92,427.69 × 36,763.60
  4. Step 4: Simplify right side
    66,977.01x = 3,397,974,624.08
  5. Step 5: Solve for x
    x = 3,397,974,624.08/66,977.01
  6. Step 6: Final answer
    x = 50,733.45

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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.