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Finding the Fourth Proportional to 124,420.56, 186,592.56 and 35,650.26

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Solution

The fourth proportional to 124,420.56, 186,592.56 and 35,650.26 is: 53,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,420.56 : 186,592.56 = 35,650.26 : x
  2. Step 2: Convert to fraction form
    124,420.56/186,592.56 = 35,650.26/x
  3. Step 3: Cross multiply
    124,420.56x = 186,592.56 × 35,650.26
  4. Step 4: Simplify right side
    124,420.56x = 6,652,073,278.07
  5. Step 5: Solve for x
    x = 6,652,073,278.07/124,420.56
  6. Step 6: Final answer
    x = 53,464.42

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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.