Home / 88,455.84-122,069.52-50,739.36

Finding the Fourth Proportional to 88,455.84, 122,069.52 and 50,739.36

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Solution

The fourth proportional to 88,455.84, 122,069.52 and 50,739.36 is: 70,020.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,455.84 : 122,069.52 = 50,739.36 : x
  2. Step 2: Convert to fraction form
    88,455.84/122,069.52 = 50,739.36/x
  3. Step 3: Cross multiply
    88,455.84x = 122,069.52 × 50,739.36
  4. Step 4: Simplify right side
    88,455.84x = 6,193,729,320.31
  5. Step 5: Solve for x
    x = 6,193,729,320.31/88,455.84
  6. Step 6: Final answer
    x = 70,020.58

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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.