Home / 88,703.32-122,409.60-50,461.98

Finding the Fourth Proportional to 88,703.32, 122,409.60 and 50,461.98

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Solution

The fourth proportional to 88,703.32, 122,409.60 and 50,461.98 is: 69,636.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,703.32 : 122,409.60 = 50,461.98 : x
  2. Step 2: Convert to fraction form
    88,703.32/122,409.60 = 50,461.98/x
  3. Step 3: Cross multiply
    88,703.32x = 122,409.60 × 50,461.98
  4. Step 4: Simplify right side
    88,703.32x = 6,177,030,787.01
  5. Step 5: Solve for x
    x = 6,177,030,787.01/88,703.32
  6. Step 6: Final answer
    x = 69,636.97

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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.