Home / 105,770.32-158,652.87-25,808.84

Finding the Fourth Proportional to 105,770.32, 158,652.87 and 25,808.84

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Solution

The fourth proportional to 105,770.32, 158,652.87 and 25,808.84 is: 38,712.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,770.32 : 158,652.87 = 25,808.84 : x
  2. Step 2: Convert to fraction form
    105,770.32/158,652.87 = 25,808.84/x
  3. Step 3: Cross multiply
    105,770.32x = 158,652.87 × 25,808.84
  4. Step 4: Simplify right side
    105,770.32x = 4,094,646,537.37
  5. Step 5: Solve for x
    x = 4,094,646,537.37/105,770.32
  6. Step 6: Final answer
    x = 38,712.62

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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.