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Finding the Fourth Proportional to 241,671.34, 333,431.22 and 139,659.64

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Solution

The fourth proportional to 241,671.34, 333,431.22 and 139,659.64 is: 192,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,671.34 : 333,431.22 = 139,659.64 : x
  2. Step 2: Convert to fraction form
    241,671.34/333,431.22 = 139,659.64/x
  3. Step 3: Cross multiply
    241,671.34x = 333,431.22 × 139,659.64
  4. Step 4: Simplify right side
    241,671.34x = 46,566,884,149.96
  5. Step 5: Solve for x
    x = 46,566,884,149.96/241,671.34
  6. Step 6: Final answer
    x = 192,686.83

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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.