Home / 88,634.37-122,317.14-48,349.61

Finding the Fourth Proportional to 88,634.37, 122,317.14 and 48,349.61

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Solution

The fourth proportional to 88,634.37, 122,317.14 and 48,349.61 is: 66,723.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,634.37 : 122,317.14 = 48,349.61 : x
  2. Step 2: Convert to fraction form
    88,634.37/122,317.14 = 48,349.61/x
  3. Step 3: Cross multiply
    88,634.37x = 122,317.14 × 48,349.61
  4. Step 4: Simplify right side
    88,634.37x = 5,913,985,771.76
  5. Step 5: Solve for x
    x = 5,913,985,771.76/88,634.37
  6. Step 6: Final answer
    x = 66,723.39

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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.