Home / 88,405.68-122,054.34-60,857.37

Finding the Fourth Proportional to 88,405.68, 122,054.34 and 60,857.37

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Solution

The fourth proportional to 88,405.68, 122,054.34 and 60,857.37 is: 84,020.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,405.68 : 122,054.34 = 60,857.37 : x
  2. Step 2: Convert to fraction form
    88,405.68/122,054.34 = 60,857.37/x
  3. Step 3: Cross multiply
    88,405.68x = 122,054.34 × 60,857.37
  4. Step 4: Simplify right side
    88,405.68x = 7,427,906,129.49
  5. Step 5: Solve for x
    x = 7,427,906,129.49/88,405.68
  6. Step 6: Final answer
    x = 84,020.69

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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.