Home / 74,356.22-111,534.52-52,268.34

Finding the Fourth Proportional to 74,356.22, 111,534.52 and 52,268.34

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Solution

The fourth proportional to 74,356.22, 111,534.52 and 52,268.34 is: 78,402.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,356.22 : 111,534.52 = 52,268.34 : x
  2. Step 2: Convert to fraction form
    74,356.22/111,534.52 = 52,268.34/x
  3. Step 3: Cross multiply
    74,356.22x = 111,534.52 × 52,268.34
  4. Step 4: Simplify right side
    74,356.22x = 5,829,724,213.10
  5. Step 5: Solve for x
    x = 5,829,724,213.10/74,356.22
  6. Step 6: Final answer
    x = 78,402.64

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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.