Home / 88,738.49-122,461.64-48,454.81

Finding the Fourth Proportional to 88,738.49, 122,461.64 and 48,454.81

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Solution

The fourth proportional to 88,738.49, 122,461.64 and 48,454.81 is: 66,869.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,738.49 : 122,461.64 = 48,454.81 : x
  2. Step 2: Convert to fraction form
    88,738.49/122,461.64 = 48,454.81/x
  3. Step 3: Cross multiply
    88,738.49x = 122,461.64 × 48,454.81
  4. Step 4: Simplify right side
    88,738.49x = 5,933,854,765.04
  5. Step 5: Solve for x
    x = 5,933,854,765.04/88,738.49
  6. Step 6: Final answer
    x = 66,869.01

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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.