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Finding the Fourth Proportional to 229,113.89, 316,184.42 and 132,315.99

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Solution

The fourth proportional to 229,113.89, 316,184.42 and 132,315.99 is: 182,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,113.89 : 316,184.42 = 132,315.99 : x
  2. Step 2: Convert to fraction form
    229,113.89/316,184.42 = 132,315.99/x
  3. Step 3: Cross multiply
    229,113.89x = 316,184.42 × 132,315.99
  4. Step 4: Simplify right side
    229,113.89x = 41,836,254,554.88
  5. Step 5: Solve for x
    x = 41,836,254,554.88/229,113.89
  6. Step 6: Final answer
    x = 182,600.25

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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.