Home / 229,416.72-316,632.69-132,623.75

Finding the Fourth Proportional to 229,416.72, 316,632.69 and 132,623.75

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Solution

The fourth proportional to 229,416.72, 316,632.69 and 132,623.75 is: 183,042.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,416.72 : 316,632.69 = 132,623.75 : x
  2. Step 2: Convert to fraction form
    229,416.72/316,632.69 = 132,623.75/x
  3. Step 3: Cross multiply
    229,416.72x = 316,632.69 × 132,623.75
  4. Step 4: Simplify right side
    229,416.72x = 41,993,013,137.22
  5. Step 5: Solve for x
    x = 41,993,013,137.22/229,416.72
  6. Step 6: Final answer
    x = 183,042.51

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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.