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Finding the Fourth Proportional to 71,080.40, 94,601.06 and 71,080.40

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Solution

The fourth proportional to 71,080.40, 94,601.06 and 71,080.40 is: 94,601.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,080.40 : 94,601.06 = 71,080.40 : x
  2. Step 2: Convert to fraction form
    71,080.40/94,601.06 = 71,080.40/x
  3. Step 3: Cross multiply
    71,080.40x = 94,601.06 × 71,080.40
  4. Step 4: Simplify right side
    71,080.40x = 6,724,281,185.22
  5. Step 5: Solve for x
    x = 6,724,281,185.22/71,080.40
  6. Step 6: Final answer
    x = 94,601.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.