Home / 61,379.04-84,705.60-34,522.80

Finding the Fourth Proportional to 61,379.04, 84,705.60 and 34,522.80

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Solution

The fourth proportional to 61,379.04, 84,705.60 and 34,522.80 is: 47,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,379.04 : 84,705.60 = 34,522.80 : x
  2. Step 2: Convert to fraction form
    61,379.04/84,705.60 = 34,522.80/x
  3. Step 3: Cross multiply
    61,379.04x = 84,705.60 × 34,522.80
  4. Step 4: Simplify right side
    61,379.04x = 2,924,274,487.68
  5. Step 5: Solve for x
    x = 2,924,274,487.68/61,379.04
  6. Step 6: Final answer
    x = 47,642.88

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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.