Home / 64,289.12-96,449.08-26,828.36

Finding the Fourth Proportional to 64,289.12, 96,449.08 and 26,828.36

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Solution

The fourth proportional to 64,289.12, 96,449.08 and 26,828.36 is: 40,248.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,289.12 : 96,449.08 = 26,828.36 : x
  2. Step 2: Convert to fraction form
    64,289.12/96,449.08 = 26,828.36/x
  3. Step 3: Cross multiply
    64,289.12x = 96,449.08 × 26,828.36
  4. Step 4: Simplify right side
    64,289.12x = 2,587,570,090.59
  5. Step 5: Solve for x
    x = 2,587,570,090.59/64,289.12
  6. Step 6: Final answer
    x = 40,248.96

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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.