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Finding the Fourth Proportional to 134,843.40, 202,070.70 and 59,902.20

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Solution

The fourth proportional to 134,843.40, 202,070.70 and 59,902.20 is: 89,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,843.40 : 202,070.70 = 59,902.20 : x
  2. Step 2: Convert to fraction form
    134,843.40/202,070.70 = 59,902.20/x
  3. Step 3: Cross multiply
    134,843.40x = 202,070.70 × 59,902.20
  4. Step 4: Simplify right side
    134,843.40x = 12,104,479,485.54
  5. Step 5: Solve for x
    x = 12,104,479,485.54/134,843.40
  6. Step 6: Final answer
    x = 89,766.94

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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.