Home / 229,829.65-316,903.41-161,824.88

Finding the Fourth Proportional to 229,829.65, 316,903.41 and 161,824.88

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Solution

The fourth proportional to 229,829.65, 316,903.41 and 161,824.88 is: 223,134.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,829.65 : 316,903.41 = 161,824.88 : x
  2. Step 2: Convert to fraction form
    229,829.65/316,903.41 = 161,824.88/x
  3. Step 3: Cross multiply
    229,829.65x = 316,903.41 × 161,824.88
  4. Step 4: Simplify right side
    229,829.65x = 51,282,857,087.10
  5. Step 5: Solve for x
    x = 51,282,857,087.10/229,829.65
  6. Step 6: Final answer
    x = 223,134.21

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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.