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Finding the Fourth Proportional to 48,852.70, 73,279.05 and 35,730.70

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Solution

The fourth proportional to 48,852.70, 73,279.05 and 35,730.70 is: 53,596.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,852.70 : 73,279.05 = 35,730.70 : x
  2. Step 2: Convert to fraction form
    48,852.70/73,279.05 = 35,730.70/x
  3. Step 3: Cross multiply
    48,852.70x = 73,279.05 × 35,730.70
  4. Step 4: Simplify right side
    48,852.70x = 2,618,311,751.84
  5. Step 5: Solve for x
    x = 2,618,311,751.84/48,852.70
  6. Step 6: Final answer
    x = 53,596.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.