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Finding the Fourth Proportional to 159,171.39, 238,731.13 and 46,825.34

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Solution

The fourth proportional to 159,171.39, 238,731.13 and 46,825.34 is: 70,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,171.39 : 238,731.13 = 46,825.34 : x
  2. Step 2: Convert to fraction form
    159,171.39/238,731.13 = 46,825.34/x
  3. Step 3: Cross multiply
    159,171.39x = 238,731.13 × 46,825.34
  4. Step 4: Simplify right side
    159,171.39x = 11,178,666,810.60
  5. Step 5: Solve for x
    x = 11,178,666,810.60/159,171.39
  6. Step 6: Final answer
    x = 70,230.38

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1.5x scale

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.