Home / 105,933.32-158,900.26-25,971.65

Finding the Fourth Proportional to 105,933.32, 158,900.26 and 25,971.65

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Solution

The fourth proportional to 105,933.32, 158,900.26 and 25,971.65 is: 38,957.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,933.32 : 158,900.26 = 25,971.65 : x
  2. Step 2: Convert to fraction form
    105,933.32/158,900.26 = 25,971.65/x
  3. Step 3: Cross multiply
    105,933.32x = 158,900.26 × 25,971.65
  4. Step 4: Simplify right side
    105,933.32x = 4,126,901,937.63
  5. Step 5: Solve for x
    x = 4,126,901,937.63/105,933.32
  6. Step 6: Final answer
    x = 38,957.54

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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.