Home / 64,914.80-97,343.40-29,865.20

Finding the Fourth Proportional to 64,914.80, 97,343.40 and 29,865.20

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Solution

The fourth proportional to 64,914.80, 97,343.40 and 29,865.20 is: 44,784.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,914.80 : 97,343.40 = 29,865.20 : x
  2. Step 2: Convert to fraction form
    64,914.80/97,343.40 = 29,865.20/x
  3. Step 3: Cross multiply
    64,914.80x = 97,343.40 × 29,865.20
  4. Step 4: Simplify right side
    64,914.80x = 2,907,180,109.68
  5. Step 5: Solve for x
    x = 2,907,180,109.68/64,914.80
  6. Step 6: Final answer
    x = 44,784.55

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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.