Home / 88,899.22-122,688.48-50,670.46

Finding the Fourth Proportional to 88,899.22, 122,688.48 and 50,670.46

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Solution

The fourth proportional to 88,899.22, 122,688.48 and 50,670.46 is: 69,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,899.22 : 122,688.48 = 50,670.46 : x
  2. Step 2: Convert to fraction form
    88,899.22/122,688.48 = 50,670.46/x
  3. Step 3: Cross multiply
    88,899.22x = 122,688.48 × 50,670.46
  4. Step 4: Simplify right side
    88,899.22x = 6,216,681,718.30
  5. Step 5: Solve for x
    x = 6,216,681,718.30/88,899.22
  6. Step 6: Final answer
    x = 69,929.54

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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.