Home / 88,865.28-122,664.96-51,154.56

Finding the Fourth Proportional to 88,865.28, 122,664.96 and 51,154.56

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Solution

The fourth proportional to 88,865.28, 122,664.96 and 51,154.56 is: 70,611.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,865.28 : 122,664.96 = 51,154.56 : x
  2. Step 2: Convert to fraction form
    88,865.28/122,664.96 = 51,154.56/x
  3. Step 3: Cross multiply
    88,865.28x = 122,664.96 × 51,154.56
  4. Step 4: Simplify right side
    88,865.28x = 6,274,872,056.22
  5. Step 5: Solve for x
    x = 6,274,872,056.22/88,865.28
  6. Step 6: Final answer
    x = 70,611.06

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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.