Home / 136,182.72-204,133.23-51,920.22

Finding the Fourth Proportional to 136,182.72, 204,133.23 and 51,920.22

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Solution

The fourth proportional to 136,182.72, 204,133.23 and 51,920.22 is: 77,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,182.72 : 204,133.23 = 51,920.22 : x
  2. Step 2: Convert to fraction form
    136,182.72/204,133.23 = 51,920.22/x
  3. Step 3: Cross multiply
    136,182.72x = 204,133.23 × 51,920.22
  4. Step 4: Simplify right side
    136,182.72x = 10,598,642,210.91
  5. Step 5: Solve for x
    x = 10,598,642,210.91/136,182.72
  6. Step 6: Final answer
    x = 77,826.63

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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.