Home / 62,184.78-85,828.84-39,519.35

Finding the Fourth Proportional to 62,184.78, 85,828.84 and 39,519.35

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Solution

The fourth proportional to 62,184.78, 85,828.84 and 39,519.35 is: 54,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,184.78 : 85,828.84 = 39,519.35 : x
  2. Step 2: Convert to fraction form
    62,184.78/85,828.84 = 39,519.35/x
  3. Step 3: Cross multiply
    62,184.78x = 85,828.84 × 39,519.35
  4. Step 4: Simplify right side
    62,184.78x = 3,391,899,538.91
  5. Step 5: Solve for x
    x = 3,391,899,538.91/62,184.78
  6. Step 6: Final answer
    x = 54,545.49

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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.