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Finding the Fourth Proportional to 60,116.20, 82,959.94 and 35,928.20

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Solution

The fourth proportional to 60,116.20, 82,959.94 and 35,928.20 is: 49,580.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,116.20 : 82,959.94 = 35,928.20 : x
  2. Step 2: Convert to fraction form
    60,116.20/82,959.94 = 35,928.20/x
  3. Step 3: Cross multiply
    60,116.20x = 82,959.94 × 35,928.20
  4. Step 4: Simplify right side
    60,116.20x = 2,980,601,316.31
  5. Step 5: Solve for x
    x = 2,980,601,316.31/60,116.20
  6. Step 6: Final answer
    x = 49,580.67

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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.