Home / 55,875.52-77,126.32-35,786.48

Finding the Fourth Proportional to 55,875.52, 77,126.32 and 35,786.48

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Solution

The fourth proportional to 55,875.52, 77,126.32 and 35,786.48 is: 49,396.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,875.52 : 77,126.32 = 35,786.48 : x
  2. Step 2: Convert to fraction form
    55,875.52/77,126.32 = 35,786.48/x
  3. Step 3: Cross multiply
    55,875.52x = 77,126.32 × 35,786.48
  4. Step 4: Simplify right side
    55,875.52x = 2,760,079,508.15
  5. Step 5: Solve for x
    x = 2,760,079,508.15/55,875.52
  6. Step 6: Final answer
    x = 49,396.94

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1.5x scale

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.