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Finding the Fourth Proportional to 68,955.71, 95,158.94 and 38,741.04

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Solution

The fourth proportional to 68,955.71, 95,158.94 and 38,741.04 is: 53,462.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,955.71 : 95,158.94 = 38,741.04 : x
  2. Step 2: Convert to fraction form
    68,955.71/95,158.94 = 38,741.04/x
  3. Step 3: Cross multiply
    68,955.71x = 95,158.94 × 38,741.04
  4. Step 4: Simplify right side
    68,955.71x = 3,686,556,107.19
  5. Step 5: Solve for x
    x = 3,686,556,107.19/68,955.71
  6. Step 6: Final answer
    x = 53,462.67

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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.