Home / 88,739.51-122,460.78-48,453.62

Finding the Fourth Proportional to 88,739.51, 122,460.78 and 48,453.62

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Solution

The fourth proportional to 88,739.51, 122,460.78 and 48,453.62 is: 66,866.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,739.51 : 122,460.78 = 48,453.62 : x
  2. Step 2: Convert to fraction form
    88,739.51/122,460.78 = 48,453.62/x
  3. Step 3: Cross multiply
    88,739.51x = 122,460.78 × 48,453.62
  4. Step 4: Simplify right side
    88,739.51x = 5,933,668,099.02
  5. Step 5: Solve for x
    x = 5,933,668,099.02/88,739.51
  6. Step 6: Final answer
    x = 66,866.14

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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.