Home / 61,421.92-84,761.25-34,564.41

Finding the Fourth Proportional to 61,421.92, 84,761.25 and 34,564.41

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Solution

The fourth proportional to 61,421.92, 84,761.25 and 34,564.41 is: 47,698.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,421.92 : 84,761.25 = 34,564.41 : x
  2. Step 2: Convert to fraction form
    61,421.92/84,761.25 = 34,564.41/x
  3. Step 3: Cross multiply
    61,421.92x = 84,761.25 × 34,564.41
  4. Step 4: Simplify right side
    61,421.92x = 2,929,722,597.11
  5. Step 5: Solve for x
    x = 2,929,722,597.11/61,421.92
  6. Step 6: Final answer
    x = 47,698.32

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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.