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Finding the Fourth Proportional to 229,497.05, 316,615.17 and 132,683.11

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Solution

The fourth proportional to 229,497.05, 316,615.17 and 132,683.11 is: 183,050.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,497.05 : 316,615.17 = 132,683.11 : x
  2. Step 2: Convert to fraction form
    229,497.05/316,615.17 = 132,683.11/x
  3. Step 3: Cross multiply
    229,497.05x = 316,615.17 × 132,683.11
  4. Step 4: Simplify right side
    229,497.05x = 42,009,486,322.11
  5. Step 5: Solve for x
    x = 42,009,486,322.11/229,497.05
  6. Step 6: Final answer
    x = 183,050.23

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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.