Home / 55,167.38-76,130.99-30,017.06

Finding the Fourth Proportional to 55,167.38, 76,130.99 and 30,017.06

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Solution

The fourth proportional to 55,167.38, 76,130.99 and 30,017.06 is: 41,423.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,167.38 : 76,130.99 = 30,017.06 : x
  2. Step 2: Convert to fraction form
    55,167.38/76,130.99 = 30,017.06/x
  3. Step 3: Cross multiply
    55,167.38x = 76,130.99 × 30,017.06
  4. Step 4: Simplify right side
    55,167.38x = 2,285,227,963.95
  5. Step 5: Solve for x
    x = 2,285,227,963.95/55,167.38
  6. Step 6: Final answer
    x = 41,423.54

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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.