Home / 104,454.56-144,147.99-56,708.16

Finding the Fourth Proportional to 104,454.56, 144,147.99 and 56,708.16

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Solution

The fourth proportional to 104,454.56, 144,147.99 and 56,708.16 is: 78,257.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,454.56 : 144,147.99 = 56,708.16 : x
  2. Step 2: Convert to fraction form
    104,454.56/144,147.99 = 56,708.16/x
  3. Step 3: Cross multiply
    104,454.56x = 144,147.99 × 56,708.16
  4. Step 4: Simplify right side
    104,454.56x = 8,174,367,280.60
  5. Step 5: Solve for x
    x = 8,174,367,280.60/104,454.56
  6. Step 6: Final answer
    x = 78,257.64

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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.