Home / 65,914.29-98,831.21-25,885.31

Finding the Fourth Proportional to 65,914.29, 98,831.21 and 25,885.31

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Solution

The fourth proportional to 65,914.29, 98,831.21 and 25,885.31 is: 38,812.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,914.29 : 98,831.21 = 25,885.31 : x
  2. Step 2: Convert to fraction form
    65,914.29/98,831.21 = 25,885.31/x
  3. Step 3: Cross multiply
    65,914.29x = 98,831.21 × 25,885.31
  4. Step 4: Simplify right side
    65,914.29x = 2,558,275,884.94
  5. Step 5: Solve for x
    x = 2,558,275,884.94/65,914.29
  6. Step 6: Final answer
    x = 38,812.16

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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.