Home / 55,838.09-77,074.52-35,749.07

Finding the Fourth Proportional to 55,838.09, 77,074.52 and 35,749.07

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Solution

The fourth proportional to 55,838.09, 77,074.52 and 35,749.07 is: 49,345.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,838.09 : 77,074.52 = 35,749.07 : x
  2. Step 2: Convert to fraction form
    55,838.09/77,074.52 = 35,749.07/x
  3. Step 3: Cross multiply
    55,838.09x = 77,074.52 × 35,749.07
  4. Step 4: Simplify right side
    55,838.09x = 2,755,342,424.64
  5. Step 5: Solve for x
    x = 2,755,342,424.64/55,838.09
  6. Step 6: Final answer
    x = 49,345.22

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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.