Home / 104,563.38-144,297.18-56,816.90

Finding the Fourth Proportional to 104,563.38, 144,297.18 and 56,816.90

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Solution

The fourth proportional to 104,563.38, 144,297.18 and 56,816.90 is: 78,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,563.38 : 144,297.18 = 56,816.90 : x
  2. Step 2: Convert to fraction form
    104,563.38/144,297.18 = 56,816.90/x
  3. Step 3: Cross multiply
    104,563.38x = 144,297.18 × 56,816.90
  4. Step 4: Simplify right side
    104,563.38x = 8,198,517,724.86
  5. Step 5: Solve for x
    x = 8,198,517,724.86/104,563.38
  6. Step 6: Final answer
    x = 78,407.16

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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.