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Finding the Fourth Proportional to 235,614.21, 325,156.04 and 130,841.11

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Solution

The fourth proportional to 235,614.21, 325,156.04 and 130,841.11 is: 180,565.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,614.21 : 325,156.04 = 130,841.11 : x
  2. Step 2: Convert to fraction form
    235,614.21/325,156.04 = 130,841.11/x
  3. Step 3: Cross multiply
    235,614.21x = 325,156.04 × 130,841.11
  4. Step 4: Simplify right side
    235,614.21x = 42,543,777,196.80
  5. Step 5: Solve for x
    x = 42,543,777,196.80/235,614.21
  6. Step 6: Final answer
    x = 180,565.41

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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.