Home / 96,243.85-144,390.35-40,065.28

Finding the Fourth Proportional to 96,243.85, 144,390.35 and 40,065.28

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Solution

The fourth proportional to 96,243.85, 144,390.35 and 40,065.28 is: 60,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,243.85 : 144,390.35 = 40,065.28 : x
  2. Step 2: Convert to fraction form
    96,243.85/144,390.35 = 40,065.28/x
  3. Step 3: Cross multiply
    96,243.85x = 144,390.35 × 40,065.28
  4. Step 4: Simplify right side
    96,243.85x = 5,785,039,802.05
  5. Step 5: Solve for x
    x = 5,785,039,802.05/96,243.85
  6. Step 6: Final answer
    x = 60,108.15

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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.