Home / 78,441.84-108,258.93-46,610.73

Finding the Fourth Proportional to 78,441.84, 108,258.93 and 46,610.73

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Solution

The fourth proportional to 78,441.84, 108,258.93 and 46,610.73 is: 64,328.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,441.84 : 108,258.93 = 46,610.73 : x
  2. Step 2: Convert to fraction form
    78,441.84/108,258.93 = 46,610.73/x
  3. Step 3: Cross multiply
    78,441.84x = 108,258.93 × 46,610.73
  4. Step 4: Simplify right side
    78,441.84x = 5,046,027,756.32
  5. Step 5: Solve for x
    x = 5,046,027,756.32/78,441.84
  6. Step 6: Final answer
    x = 64,328.27

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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.