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Finding the Fourth Proportional to 88,608.68, 122,298.96 and 50,903.72

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Solution

The fourth proportional to 88,608.68, 122,298.96 and 50,903.72 is: 70,258.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,608.68 : 122,298.96 = 50,903.72 : x
  2. Step 2: Convert to fraction form
    88,608.68/122,298.96 = 50,903.72/x
  3. Step 3: Cross multiply
    88,608.68x = 122,298.96 × 50,903.72
  4. Step 4: Simplify right side
    88,608.68x = 6,225,472,016.13
  5. Step 5: Solve for x
    x = 6,225,472,016.13/88,608.68
  6. Step 6: Final answer
    x = 70,258.04

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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.