Home / 64,615.32-96,735.06-39,579.30

Finding the Fourth Proportional to 64,615.32, 96,735.06 and 39,579.30

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Solution

The fourth proportional to 64,615.32, 96,735.06 and 39,579.30 is: 59,253.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,615.32 : 96,735.06 = 39,579.30 : x
  2. Step 2: Convert to fraction form
    64,615.32/96,735.06 = 39,579.30/x
  3. Step 3: Cross multiply
    64,615.32x = 96,735.06 × 39,579.30
  4. Step 4: Simplify right side
    64,615.32x = 3,828,705,960.26
  5. Step 5: Solve for x
    x = 3,828,705,960.26/64,615.32
  6. Step 6: Final answer
    x = 59,253.84

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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.