Home / 76,945.60-115,406.85-24,348.25

Finding the Fourth Proportional to 76,945.60, 115,406.85 and 24,348.25

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Solution

The fourth proportional to 76,945.60, 115,406.85 and 24,348.25 is: 36,518.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,945.60 : 115,406.85 = 24,348.25 : x
  2. Step 2: Convert to fraction form
    76,945.60/115,406.85 = 24,348.25/x
  3. Step 3: Cross multiply
    76,945.60x = 115,406.85 × 24,348.25
  4. Step 4: Simplify right side
    76,945.60x = 2,809,954,835.51
  5. Step 5: Solve for x
    x = 2,809,954,835.51/76,945.60
  6. Step 6: Final answer
    x = 36,518.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.