Home / 88,814.54-122,560.43-48,529.69

Finding the Fourth Proportional to 88,814.54, 122,560.43 and 48,529.69

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Solution

The fourth proportional to 88,814.54, 122,560.43 and 48,529.69 is: 66,968.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,814.54 : 122,560.43 = 48,529.69 : x
  2. Step 2: Convert to fraction form
    88,814.54/122,560.43 = 48,529.69/x
  3. Step 3: Cross multiply
    88,814.54x = 122,560.43 × 48,529.69
  4. Step 4: Simplify right side
    88,814.54x = 5,947,819,125.12
  5. Step 5: Solve for x
    x = 5,947,819,125.12/88,814.54
  6. Step 6: Final answer
    x = 66,968.98

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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.