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Finding the Fourth Proportional to 182,636.90, 252,038.26 and 102,064.40

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Solution

The fourth proportional to 182,636.90, 252,038.26 and 102,064.40 is: 140,848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,636.90 : 252,038.26 = 102,064.40 : x
  2. Step 2: Convert to fraction form
    182,636.90/252,038.26 = 102,064.40/x
  3. Step 3: Cross multiply
    182,636.90x = 252,038.26 × 102,064.40
  4. Step 4: Simplify right side
    182,636.90x = 25,724,134,727.14
  5. Step 5: Solve for x
    x = 25,724,134,727.14/182,636.90
  6. Step 6: Final answer
    x = 140,848.51

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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.