Home / 211,405.24-316,485.78-141,110.20

Finding the Fourth Proportional to 211,405.24, 316,485.78 and 141,110.20

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Solution

The fourth proportional to 211,405.24, 316,485.78 and 141,110.20 is: 211,250.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,405.24 : 316,485.78 = 141,110.20 : x
  2. Step 2: Convert to fraction form
    211,405.24/316,485.78 = 141,110.20/x
  3. Step 3: Cross multiply
    211,405.24x = 316,485.78 × 141,110.20
  4. Step 4: Simplify right side
    211,405.24x = 44,659,371,712.96
  5. Step 5: Solve for x
    x = 44,659,371,712.96/211,405.24
  6. Step 6: Final answer
    x = 211,250.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.