Home / 143,896.04-215,941.02-50,402.60

Finding the Fourth Proportional to 143,896.04, 215,941.02 and 50,402.60

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Solution

The fourth proportional to 143,896.04, 215,941.02 and 50,402.60 is: 75,637.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,896.04 : 215,941.02 = 50,402.60 : x
  2. Step 2: Convert to fraction form
    143,896.04/215,941.02 = 50,402.60/x
  3. Step 3: Cross multiply
    143,896.04x = 215,941.02 × 50,402.60
  4. Step 4: Simplify right side
    143,896.04x = 10,883,988,854.65
  5. Step 5: Solve for x
    x = 10,883,988,854.65/143,896.04
  6. Step 6: Final answer
    x = 75,637.86

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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.