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Finding the Fourth Proportional to 182,703.40, 252,132.08 and 102,134.20

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Solution

The fourth proportional to 182,703.40, 252,132.08 and 102,134.20 is: 140,945.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,703.40 : 252,132.08 = 102,134.20 : x
  2. Step 2: Convert to fraction form
    182,703.40/252,132.08 = 102,134.20/x
  3. Step 3: Cross multiply
    182,703.40x = 252,132.08 × 102,134.20
  4. Step 4: Simplify right side
    182,703.40x = 25,751,308,285.14
  5. Step 5: Solve for x
    x = 25,751,308,285.14/182,703.40
  6. Step 6: Final answer
    x = 140,945.97

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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.