Home / 53,765.28-80,637.03-51,097.80

Finding the Fourth Proportional to 53,765.28, 80,637.03 and 51,097.80

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Solution

The fourth proportional to 53,765.28, 80,637.03 and 51,097.80 is: 76,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,765.28 : 80,637.03 = 51,097.80 : x
  2. Step 2: Convert to fraction form
    53,765.28/80,637.03 = 51,097.80/x
  3. Step 3: Cross multiply
    53,765.28x = 80,637.03 × 51,097.80
  4. Step 4: Simplify right side
    53,765.28x = 4,120,374,831.53
  5. Step 5: Solve for x
    x = 4,120,374,831.53/53,765.28
  6. Step 6: Final answer
    x = 76,636.35

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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.