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Finding the Fourth Proportional to 241,420.70, 333,083.44 and 139,432.69

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Solution

The fourth proportional to 241,420.70, 333,083.44 and 139,432.69 is: 192,372.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,420.70 : 333,083.44 = 139,432.69 : x
  2. Step 2: Convert to fraction form
    241,420.70/333,083.44 = 139,432.69/x
  3. Step 3: Cross multiply
    241,420.70x = 333,083.44 × 139,432.69
  4. Step 4: Simplify right side
    241,420.70x = 46,442,720,624.30
  5. Step 5: Solve for x
    x = 46,442,720,624.30/241,420.70
  6. Step 6: Final answer
    x = 192,372.57

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1.5x scale

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.