Home / 88,928.14-122,724.76-51,214.54

Finding the Fourth Proportional to 88,928.14, 122,724.76 and 51,214.54

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Solution

The fourth proportional to 88,928.14, 122,724.76 and 51,214.54 is: 70,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,928.14 : 122,724.76 = 51,214.54 : x
  2. Step 2: Convert to fraction form
    88,928.14/122,724.76 = 51,214.54/x
  3. Step 3: Cross multiply
    88,928.14x = 122,724.76 × 51,214.54
  4. Step 4: Simplify right side
    88,928.14x = 6,285,292,130.01
  5. Step 5: Solve for x
    x = 6,285,292,130.01/88,928.14
  6. Step 6: Final answer
    x = 70,678.33

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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.