Home / 325,836.80-488,831.70-101,185.64

Finding the Fourth Proportional to 325,836.80, 488,831.70 and 101,185.64

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Solution

The fourth proportional to 325,836.80, 488,831.70 and 101,185.64 is: 151,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,836.80 : 488,831.70 = 101,185.64 : x
  2. Step 2: Convert to fraction form
    325,836.80/488,831.70 = 101,185.64/x
  3. Step 3: Cross multiply
    325,836.80x = 488,831.70 × 101,185.64
  4. Step 4: Simplify right side
    325,836.80x = 49,462,748,416.79
  5. Step 5: Solve for x
    x = 49,462,748,416.79/325,836.80
  6. Step 6: Final answer
    x = 151,802.22

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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.