Home / 229,080.37-316,141.56-143,090.27

Finding the Fourth Proportional to 229,080.37, 316,141.56 and 143,090.27

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Solution

The fourth proportional to 229,080.37, 316,141.56 and 143,090.27 is: 197,471.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,080.37 : 316,141.56 = 143,090.27 : x
  2. Step 2: Convert to fraction form
    229,080.37/316,141.56 = 143,090.27/x
  3. Step 3: Cross multiply
    229,080.37x = 316,141.56 × 143,090.27
  4. Step 4: Simplify right side
    229,080.37x = 45,236,781,178.62
  5. Step 5: Solve for x
    x = 45,236,781,178.62/229,080.37
  6. Step 6: Final answer
    x = 197,471.22

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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.