Home / 96,802.12-145,185.18-30,243.88

Finding the Fourth Proportional to 96,802.12, 145,185.18 and 30,243.88

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Solution

The fourth proportional to 96,802.12, 145,185.18 and 30,243.88 is: 45,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,802.12 : 145,185.18 = 30,243.88 : x
  2. Step 2: Convert to fraction form
    96,802.12/145,185.18 = 30,243.88/x
  3. Step 3: Cross multiply
    96,802.12x = 145,185.18 × 30,243.88
  4. Step 4: Simplify right side
    96,802.12x = 4,390,963,161.70
  5. Step 5: Solve for x
    x = 4,390,963,161.70/96,802.12
  6. Step 6: Final answer
    x = 45,360.20

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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.