Home / 159,054.45-238,569.26-70,310.85

Finding the Fourth Proportional to 159,054.45, 238,569.26 and 70,310.85

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Solution

The fourth proportional to 159,054.45, 238,569.26 and 70,310.85 is: 105,460.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,054.45 : 238,569.26 = 70,310.85 : x
  2. Step 2: Convert to fraction form
    159,054.45/238,569.26 = 70,310.85/x
  3. Step 3: Cross multiply
    159,054.45x = 238,569.26 × 70,310.85
  4. Step 4: Simplify right side
    159,054.45x = 16,774,007,102.92
  5. Step 5: Solve for x
    x = 16,774,007,102.92/159,054.45
  6. Step 6: Final answer
    x = 105,460.78

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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.