Home / 143,618.04-215,441.80-54,946.14

Finding the Fourth Proportional to 143,618.04, 215,441.80 and 54,946.14

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Solution

The fourth proportional to 143,618.04, 215,441.80 and 54,946.14 is: 82,424.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,618.04 : 215,441.80 = 54,946.14 : x
  2. Step 2: Convert to fraction form
    143,618.04/215,441.80 = 54,946.14/x
  3. Step 3: Cross multiply
    143,618.04x = 215,441.80 × 54,946.14
  4. Step 4: Simplify right side
    143,618.04x = 11,837,695,304.65
  5. Step 5: Solve for x
    x = 11,837,695,304.65/143,618.04
  6. Step 6: Final answer
    x = 82,424.85

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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.