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Finding the Fourth Proportional to 146,703.44, 202,455.56 and 83,039.88

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Solution

The fourth proportional to 146,703.44, 202,455.56 and 83,039.88 is: 114,597.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,703.44 : 202,455.56 = 83,039.88 : x
  2. Step 2: Convert to fraction form
    146,703.44/202,455.56 = 83,039.88/x
  3. Step 3: Cross multiply
    146,703.44x = 202,455.56 × 83,039.88
  4. Step 4: Simplify right side
    146,703.44x = 16,811,885,407.73
  5. Step 5: Solve for x
    x = 16,811,885,407.73/146,703.44
  6. Step 6: Final answer
    x = 114,597.76

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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.