Home / 90,626.27-125,047.77-52,371.80

Finding the Fourth Proportional to 90,626.27, 125,047.77 and 52,371.80

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Solution

The fourth proportional to 90,626.27, 125,047.77 and 52,371.80 is: 72,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,626.27 : 125,047.77 = 52,371.80 : x
  2. Step 2: Convert to fraction form
    90,626.27/125,047.77 = 52,371.80/x
  3. Step 3: Cross multiply
    90,626.27x = 125,047.77 × 52,371.80
  4. Step 4: Simplify right side
    90,626.27x = 6,548,976,448.18
  5. Step 5: Solve for x
    x = 6,548,976,448.18/90,626.27
  6. Step 6: Final answer
    x = 72,263.55

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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.