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Finding the Fourth Proportional to 94,955.90, 131,033.84 and 51,926.90

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Solution

The fourth proportional to 94,955.90, 131,033.84 and 51,926.90 is: 71,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,955.90 : 131,033.84 = 51,926.90 : x
  2. Step 2: Convert to fraction form
    94,955.90/131,033.84 = 51,926.90/x
  3. Step 3: Cross multiply
    94,955.90x = 131,033.84 × 51,926.90
  4. Step 4: Simplify right side
    94,955.90x = 6,804,180,191.49
  5. Step 5: Solve for x
    x = 6,804,180,191.49/94,955.90
  6. Step 6: Final answer
    x = 71,656.22

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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.