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Finding the Fourth Proportional to 136,883.00, 205,308.33 and 42,113.00

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Solution

The fourth proportional to 136,883.00, 205,308.33 and 42,113.00 is: 63,164.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,883.00 : 205,308.33 = 42,113.00 : x
  2. Step 2: Convert to fraction form
    136,883.00/205,308.33 = 42,113.00/x
  3. Step 3: Cross multiply
    136,883.00x = 205,308.33 × 42,113.00
  4. Step 4: Simplify right side
    136,883.00x = 8,646,150,214.56
  5. Step 5: Solve for x
    x = 8,646,150,214.56/136,883.00
  6. Step 6: Final answer
    x = 63,164.53

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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.