Home / 104,525.28-144,245.16-56,778.24

Finding the Fourth Proportional to 104,525.28, 144,245.16 and 56,778.24

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Solution

The fourth proportional to 104,525.28, 144,245.16 and 56,778.24 is: 78,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,525.28 : 144,245.16 = 56,778.24 : x
  2. Step 2: Convert to fraction form
    104,525.28/144,245.16 = 56,778.24/x
  3. Step 3: Cross multiply
    104,525.28x = 144,245.16 × 56,778.24
  4. Step 4: Simplify right side
    104,525.28x = 8,189,986,313.32
  5. Step 5: Solve for x
    x = 8,189,986,313.32/104,525.28
  6. Step 6: Final answer
    x = 78,354.12

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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.