Home / 129,528.40-194,292.60-36,034.15

Finding the Fourth Proportional to 129,528.40, 194,292.60 and 36,034.15

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Solution

The fourth proportional to 129,528.40, 194,292.60 and 36,034.15 is: 54,051.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,528.40 : 194,292.60 = 36,034.15 : x
  2. Step 2: Convert to fraction form
    129,528.40/194,292.60 = 36,034.15/x
  3. Step 3: Cross multiply
    129,528.40x = 194,292.60 × 36,034.15
  4. Step 4: Simplify right side
    129,528.40x = 7,001,168,692.29
  5. Step 5: Solve for x
    x = 7,001,168,692.29/129,528.40
  6. Step 6: Final answer
    x = 54,051.23

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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.