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Finding the Fourth Proportional to 88,574.94, 122,234.34 and 48,288.48

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Solution

The fourth proportional to 88,574.94, 122,234.34 and 48,288.48 is: 66,638.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,574.94 : 122,234.34 = 48,288.48 : x
  2. Step 2: Convert to fraction form
    88,574.94/122,234.34 = 48,288.48/x
  3. Step 3: Cross multiply
    88,574.94x = 122,234.34 × 48,288.48
  4. Step 4: Simplify right side
    88,574.94x = 5,902,510,482.40
  5. Step 5: Solve for x
    x = 5,902,510,482.40/88,574.94
  6. Step 6: Final answer
    x = 66,638.61

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Half scale
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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.