Home / 144,890.28-217,316.94-56,083.02

Finding the Fourth Proportional to 144,890.28, 217,316.94 and 56,083.02

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Solution

The fourth proportional to 144,890.28, 217,316.94 and 56,083.02 is: 84,117.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,890.28 : 217,316.94 = 56,083.02 : x
  2. Step 2: Convert to fraction form
    144,890.28/217,316.94 = 56,083.02/x
  3. Step 3: Cross multiply
    144,890.28x = 217,316.94 × 56,083.02
  4. Step 4: Simplify right side
    144,890.28x = 12,187,790,292.36
  5. Step 5: Solve for x
    x = 12,187,790,292.36/144,890.28
  6. Step 6: Final answer
    x = 84,117.38

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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.