Home / 76,292.76-105,296.22-44,480.28

Finding the Fourth Proportional to 76,292.76, 105,296.22 and 44,480.28

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Solution

The fourth proportional to 76,292.76, 105,296.22 and 44,480.28 is: 61,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,292.76 : 105,296.22 = 44,480.28 : x
  2. Step 2: Convert to fraction form
    76,292.76/105,296.22 = 44,480.28/x
  3. Step 3: Cross multiply
    76,292.76x = 105,296.22 × 44,480.28
  4. Step 4: Simplify right side
    76,292.76x = 4,683,605,348.54
  5. Step 5: Solve for x
    x = 4,683,605,348.54/76,292.76
  6. Step 6: Final answer
    x = 61,389.91

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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.