Home / 64,615.85-96,680.31-58,060.32

Finding the Fourth Proportional to 64,615.85, 96,680.31 and 58,060.32

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Solution

The fourth proportional to 64,615.85, 96,680.31 and 58,060.32 is: 86,871.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,615.85 : 96,680.31 = 58,060.32 : x
  2. Step 2: Convert to fraction form
    64,615.85/96,680.31 = 58,060.32/x
  3. Step 3: Cross multiply
    64,615.85x = 96,680.31 × 58,060.32
  4. Step 4: Simplify right side
    64,615.85x = 5,613,289,736.30
  5. Step 5: Solve for x
    x = 5,613,289,736.30/64,615.85
  6. Step 6: Final answer
    x = 86,871.72

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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.