Home / 76,133.57-114,125.02-36,082.16

Finding the Fourth Proportional to 76,133.57, 114,125.02 and 36,082.16

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Solution

The fourth proportional to 76,133.57, 114,125.02 and 36,082.16 is: 54,087.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,133.57 : 114,125.02 = 36,082.16 : x
  2. Step 2: Convert to fraction form
    76,133.57/114,125.02 = 36,082.16/x
  3. Step 3: Cross multiply
    76,133.57x = 114,125.02 × 36,082.16
  4. Step 4: Simplify right side
    76,133.57x = 4,117,877,231.64
  5. Step 5: Solve for x
    x = 4,117,877,231.64/76,133.57
  6. Step 6: Final answer
    x = 54,087.54

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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.