Home / 66,941.28-92,375.64-38,260.08

Finding the Fourth Proportional to 66,941.28, 92,375.64 and 38,260.08

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Solution

The fourth proportional to 66,941.28, 92,375.64 and 38,260.08 is: 52,797.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,941.28 : 92,375.64 = 38,260.08 : x
  2. Step 2: Convert to fraction form
    66,941.28/92,375.64 = 38,260.08/x
  3. Step 3: Cross multiply
    66,941.28x = 92,375.64 × 38,260.08
  4. Step 4: Simplify right side
    66,941.28x = 3,534,299,376.45
  5. Step 5: Solve for x
    x = 3,534,299,376.45/66,941.28
  6. Step 6: Final answer
    x = 52,797.01

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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.