Home / 76,788.08-105,931.32-44,937.26

Finding the Fourth Proportional to 76,788.08, 105,931.32 and 44,937.26

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Solution

The fourth proportional to 76,788.08, 105,931.32 and 44,937.26 is: 61,992.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,788.08 : 105,931.32 = 44,937.26 : x
  2. Step 2: Convert to fraction form
    76,788.08/105,931.32 = 44,937.26/x
  3. Step 3: Cross multiply
    76,788.08x = 105,931.32 × 44,937.26
  4. Step 4: Simplify right side
    76,788.08x = 4,760,263,268.98
  5. Step 5: Solve for x
    x = 4,760,263,268.98/76,788.08
  6. Step 6: Final answer
    x = 61,992.22

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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.