Home / 55,133.70-76,084.47-29,983.38

Finding the Fourth Proportional to 55,133.70, 76,084.47 and 29,983.38

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Solution

The fourth proportional to 55,133.70, 76,084.47 and 29,983.38 is: 41,377.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,133.70 : 76,084.47 = 29,983.38 : x
  2. Step 2: Convert to fraction form
    55,133.70/76,084.47 = 29,983.38/x
  3. Step 3: Cross multiply
    55,133.70x = 76,084.47 × 29,983.38
  4. Step 4: Simplify right side
    55,133.70x = 2,281,269,576.11
  5. Step 5: Solve for x
    x = 2,281,269,576.11/55,133.70
  6. Step 6: Final answer
    x = 41,377.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.