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Finding the Fourth Proportional to 235,265.42, 352,699.71 and 102,045.33

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Solution

The fourth proportional to 235,265.42, 352,699.71 and 102,045.33 is: 152,981.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,265.42 : 352,699.71 = 102,045.33 : x
  2. Step 2: Convert to fraction form
    235,265.42/352,699.71 = 102,045.33/x
  3. Step 3: Cross multiply
    235,265.42x = 352,699.71 × 102,045.33
  4. Step 4: Simplify right side
    235,265.42x = 35,991,358,297.85
  5. Step 5: Solve for x
    x = 35,991,358,297.85/235,265.42
  6. Step 6: Final answer
    x = 152,981.93

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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.