Home / 129,506.32-194,270.48-36,012.07

Finding the Fourth Proportional to 129,506.32, 194,270.48 and 36,012.07

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Solution

The fourth proportional to 129,506.32, 194,270.48 and 36,012.07 is: 54,021.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,506.32 : 194,270.48 = 36,012.07 : x
  2. Step 2: Convert to fraction form
    129,506.32/194,270.48 = 36,012.07/x
  3. Step 3: Cross multiply
    129,506.32x = 194,270.48 × 36,012.07
  4. Step 4: Simplify right side
    129,506.32x = 6,996,082,124.69
  5. Step 5: Solve for x
    x = 6,996,082,124.69/129,506.32
  6. Step 6: Final answer
    x = 54,021.16

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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.