Home / 64,789.74-97,184.61-25,319.25

Finding the Fourth Proportional to 64,789.74, 97,184.61 and 25,319.25

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Solution

The fourth proportional to 64,789.74, 97,184.61 and 25,319.25 is: 37,978.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,789.74 : 97,184.61 = 25,319.25 : x
  2. Step 2: Convert to fraction form
    64,789.74/97,184.61 = 25,319.25/x
  3. Step 3: Cross multiply
    64,789.74x = 97,184.61 × 25,319.25
  4. Step 4: Simplify right side
    64,789.74x = 2,460,641,436.74
  5. Step 5: Solve for x
    x = 2,460,641,436.74/64,789.74
  6. Step 6: Final answer
    x = 37,978.88

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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.