Home / 78,937.22-108,933.47-44,945.72

Finding the Fourth Proportional to 78,937.22, 108,933.47 and 44,945.72

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Solution

The fourth proportional to 78,937.22, 108,933.47 and 44,945.72 is: 62,025.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,937.22 : 108,933.47 = 44,945.72 : x
  2. Step 2: Convert to fraction form
    78,937.22/108,933.47 = 44,945.72/x
  3. Step 3: Cross multiply
    78,937.22x = 108,933.47 × 44,945.72
  4. Step 4: Simplify right side
    78,937.22x = 4,896,093,301.72
  5. Step 5: Solve for x
    x = 4,896,093,301.72/78,937.22
  6. Step 6: Final answer
    x = 62,025.16

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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.