Home / 143,367.84-215,095.50-73,296.36

Finding the Fourth Proportional to 143,367.84, 215,095.50 and 73,296.36

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Solution

The fourth proportional to 143,367.84, 215,095.50 and 73,296.36 is: 109,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,367.84 : 215,095.50 = 73,296.36 : x
  2. Step 2: Convert to fraction form
    143,367.84/215,095.50 = 73,296.36/x
  3. Step 3: Cross multiply
    143,367.84x = 215,095.50 × 73,296.36
  4. Step 4: Simplify right side
    143,367.84x = 15,765,717,202.38
  5. Step 5: Solve for x
    x = 15,765,717,202.38/143,367.84
  6. Step 6: Final answer
    x = 109,966.90

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1.5x scale

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.