Home / 55,914.60-77,161.50-41,638.32

Finding the Fourth Proportional to 55,914.60, 77,161.50 and 41,638.32

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Solution

The fourth proportional to 55,914.60, 77,161.50 and 41,638.32 is: 57,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,914.60 : 77,161.50 = 41,638.32 : x
  2. Step 2: Convert to fraction form
    55,914.60/77,161.50 = 41,638.32/x
  3. Step 3: Cross multiply
    55,914.60x = 77,161.50 × 41,638.32
  4. Step 4: Simplify right side
    55,914.60x = 3,212,875,228.68
  5. Step 5: Solve for x
    x = 3,212,875,228.68/55,914.60
  6. Step 6: Final answer
    x = 57,460.40

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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.