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Finding the Fourth Proportional to 235,144.46, 352,810.16 and 75,245.03

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Solution

The fourth proportional to 235,144.46, 352,810.16 and 75,245.03 is: 112,897.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,144.46 : 352,810.16 = 75,245.03 : x
  2. Step 2: Convert to fraction form
    235,144.46/352,810.16 = 75,245.03/x
  3. Step 3: Cross multiply
    235,144.46x = 352,810.16 × 75,245.03
  4. Step 4: Simplify right side
    235,144.46x = 26,547,208,933.23
  5. Step 5: Solve for x
    x = 26,547,208,933.23/235,144.46
  6. Step 6: Final answer
    x = 112,897.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.