Home / 60,045.22-82,896.15-39,929.50

Finding the Fourth Proportional to 60,045.22, 82,896.15 and 39,929.50

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Solution

The fourth proportional to 60,045.22, 82,896.15 and 39,929.50 is: 55,125.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,045.22 : 82,896.15 = 39,929.50 : x
  2. Step 2: Convert to fraction form
    60,045.22/82,896.15 = 39,929.50/x
  3. Step 3: Cross multiply
    60,045.22x = 82,896.15 × 39,929.50
  4. Step 4: Simplify right side
    60,045.22x = 3,310,001,821.43
  5. Step 5: Solve for x
    x = 3,310,001,821.43/60,045.22
  6. Step 6: Final answer
    x = 55,125.15

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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.