Home / 78,504.36-108,351.60-44,513.52

Finding the Fourth Proportional to 78,504.36, 108,351.60 and 44,513.52

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Solution

The fourth proportional to 78,504.36, 108,351.60 and 44,513.52 is: 61,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,504.36 : 108,351.60 = 44,513.52 : x
  2. Step 2: Convert to fraction form
    78,504.36/108,351.60 = 44,513.52/x
  3. Step 3: Cross multiply
    78,504.36x = 108,351.60 × 44,513.52
  4. Step 4: Simplify right side
    78,504.36x = 4,823,111,113.63
  5. Step 5: Solve for x
    x = 4,823,111,113.63/78,504.36
  6. Step 6: Final answer
    x = 61,437.49

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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.