Home / 64,220.60-96,331.04-34,652.36

Finding the Fourth Proportional to 64,220.60, 96,331.04 and 34,652.36

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Solution

The fourth proportional to 64,220.60, 96,331.04 and 34,652.36 is: 51,978.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,220.60 : 96,331.04 = 34,652.36 : x
  2. Step 2: Convert to fraction form
    64,220.60/96,331.04 = 34,652.36/x
  3. Step 3: Cross multiply
    64,220.60x = 96,331.04 × 34,652.36
  4. Step 4: Simplify right side
    64,220.60x = 3,338,097,877.25
  5. Step 5: Solve for x
    x = 3,338,097,877.25/64,220.60
  6. Step 6: Final answer
    x = 51,978.62

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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.