Home / 66,958.29-92,396.55-38,272.26

Finding the Fourth Proportional to 66,958.29, 92,396.55 and 38,272.26

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Solution

The fourth proportional to 66,958.29, 92,396.55 and 38,272.26 is: 52,812.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,958.29 : 92,396.55 = 38,272.26 : x
  2. Step 2: Convert to fraction form
    66,958.29/92,396.55 = 38,272.26/x
  3. Step 3: Cross multiply
    66,958.29x = 92,396.55 × 38,272.26
  4. Step 4: Simplify right side
    66,958.29x = 3,536,224,784.70
  5. Step 5: Solve for x
    x = 3,536,224,784.70/66,958.29
  6. Step 6: Final answer
    x = 52,812.35

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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.