Home / 67,457.54-93,102.34-39,179.63

Finding the Fourth Proportional to 67,457.54, 93,102.34 and 39,179.63

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Solution

The fourth proportional to 67,457.54, 93,102.34 and 39,179.63 is: 54,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,457.54 : 93,102.34 = 39,179.63 : x
  2. Step 2: Convert to fraction form
    67,457.54/93,102.34 = 39,179.63/x
  3. Step 3: Cross multiply
    67,457.54x = 93,102.34 × 39,179.63
  4. Step 4: Simplify right side
    67,457.54x = 3,647,714,669.87
  5. Step 5: Solve for x
    x = 3,647,714,669.87/67,457.54
  6. Step 6: Final answer
    x = 54,074.24

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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.