Home / 66,715.79-92,067.84-36,501.03

Finding the Fourth Proportional to 66,715.79, 92,067.84 and 36,501.03

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Solution

The fourth proportional to 66,715.79, 92,067.84 and 36,501.03 is: 50,371.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,715.79 : 92,067.84 = 36,501.03 : x
  2. Step 2: Convert to fraction form
    66,715.79/92,067.84 = 36,501.03/x
  3. Step 3: Cross multiply
    66,715.79x = 92,067.84 × 36,501.03
  4. Step 4: Simplify right side
    66,715.79x = 3,360,570,989.88
  5. Step 5: Solve for x
    x = 3,360,570,989.88/66,715.79
  6. Step 6: Final answer
    x = 50,371.45

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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.