Home / 88,357.09-121,930.01-48,069.83

Finding the Fourth Proportional to 88,357.09, 121,930.01 and 48,069.83

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Solution

The fourth proportional to 88,357.09, 121,930.01 and 48,069.83 is: 66,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,357.09 : 121,930.01 = 48,069.83 : x
  2. Step 2: Convert to fraction form
    88,357.09/121,930.01 = 48,069.83/x
  3. Step 3: Cross multiply
    88,357.09x = 121,930.01 × 48,069.83
  4. Step 4: Simplify right side
    88,357.09x = 5,861,154,852.60
  5. Step 5: Solve for x
    x = 5,861,154,852.60/88,357.09
  6. Step 6: Final answer
    x = 66,334.86

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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.