Home / 143,986.10-216,020.58-44,161.02

Finding the Fourth Proportional to 143,986.10, 216,020.58 and 44,161.02

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Solution

The fourth proportional to 143,986.10, 216,020.58 and 44,161.02 is: 66,254.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,986.10 : 216,020.58 = 44,161.02 : x
  2. Step 2: Convert to fraction form
    143,986.10/216,020.58 = 44,161.02/x
  3. Step 3: Cross multiply
    143,986.10x = 216,020.58 × 44,161.02
  4. Step 4: Simplify right side
    143,986.10x = 9,539,689,153.79
  5. Step 5: Solve for x
    x = 9,539,689,153.79/143,986.10
  6. Step 6: Final answer
    x = 66,254.24

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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.