Home / 77,638.26-116,502.54-32,656.32

Finding the Fourth Proportional to 77,638.26, 116,502.54 and 32,656.32

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Solution

The fourth proportional to 77,638.26, 116,502.54 and 32,656.32 is: 49,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,638.26 : 116,502.54 = 32,656.32 : x
  2. Step 2: Convert to fraction form
    77,638.26/116,502.54 = 32,656.32/x
  3. Step 3: Cross multiply
    77,638.26x = 116,502.54 × 32,656.32
  4. Step 4: Simplify right side
    77,638.26x = 3,804,544,227.05
  5. Step 5: Solve for x
    x = 3,804,544,227.05/77,638.26
  6. Step 6: Final answer
    x = 49,003.47

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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.