Home / 62,129.56-85,742.38-46,788.64

Finding the Fourth Proportional to 62,129.56, 85,742.38 and 46,788.64

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Solution

The fourth proportional to 62,129.56, 85,742.38 and 46,788.64 is: 64,571.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,129.56 : 85,742.38 = 46,788.64 : x
  2. Step 2: Convert to fraction form
    62,129.56/85,742.38 = 46,788.64/x
  3. Step 3: Cross multiply
    62,129.56x = 85,742.38 × 46,788.64
  4. Step 4: Simplify right side
    62,129.56x = 4,011,769,350.56
  5. Step 5: Solve for x
    x = 4,011,769,350.56/62,129.56
  6. Step 6: Final answer
    x = 64,571.02

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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.