Home / 143,701.55-215,184.28-119,950.04

Finding the Fourth Proportional to 143,701.55, 215,184.28 and 119,950.04

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Solution

The fourth proportional to 143,701.55, 215,184.28 and 119,950.04 is: 179,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,701.55 : 215,184.28 = 119,950.04 : x
  2. Step 2: Convert to fraction form
    143,701.55/215,184.28 = 119,950.04/x
  3. Step 3: Cross multiply
    143,701.55x = 215,184.28 × 119,950.04
  4. Step 4: Simplify right side
    143,701.55x = 25,811,362,993.37
  5. Step 5: Solve for x
    x = 25,811,362,993.37/143,701.55
  6. Step 6: Final answer
    x = 179,617.85

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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.