Home / 55,619.64-76,754.66-30,125.41

Finding the Fourth Proportional to 55,619.64, 76,754.66 and 30,125.41

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Solution

The fourth proportional to 55,619.64, 76,754.66 and 30,125.41 is: 41,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,619.64 : 76,754.66 = 30,125.41 : x
  2. Step 2: Convert to fraction form
    55,619.64/76,754.66 = 30,125.41/x
  3. Step 3: Cross multiply
    55,619.64x = 76,754.66 × 30,125.41
  4. Step 4: Simplify right side
    55,619.64x = 2,312,265,259.40
  5. Step 5: Solve for x
    x = 2,312,265,259.40/55,619.64
  6. Step 6: Final answer
    x = 41,572.82

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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.