Home / 240,002.64-331,157.84-144,515.52

Finding the Fourth Proportional to 240,002.64, 331,157.84 and 144,515.52

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Solution

The fourth proportional to 240,002.64, 331,157.84 and 144,515.52 is: 199,403.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,002.64 : 331,157.84 = 144,515.52 : x
  2. Step 2: Convert to fraction form
    240,002.64/331,157.84 = 144,515.52/x
  3. Step 3: Cross multiply
    240,002.64x = 331,157.84 × 144,515.52
  4. Step 4: Simplify right side
    240,002.64x = 47,857,446,727.10
  5. Step 5: Solve for x
    x = 47,857,446,727.10/240,002.64
  6. Step 6: Final answer
    x = 199,403.83

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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.