Home / 64,720.49-97,103.96-25,305.89

Finding the Fourth Proportional to 64,720.49, 97,103.96 and 25,305.89

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Solution

The fourth proportional to 64,720.49, 97,103.96 and 25,305.89 is: 37,967.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,720.49 : 97,103.96 = 25,305.89 : x
  2. Step 2: Convert to fraction form
    64,720.49/97,103.96 = 25,305.89/x
  3. Step 3: Cross multiply
    64,720.49x = 97,103.96 × 25,305.89
  4. Step 4: Simplify right side
    64,720.49x = 2,457,301,518.28
  5. Step 5: Solve for x
    x = 2,457,301,518.28/64,720.49
  6. Step 6: Final answer
    x = 37,967.91

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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.