Home / 144,113.32-215,727.06-122,855.68

Finding the Fourth Proportional to 144,113.32, 215,727.06 and 122,855.68

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Solution

The fourth proportional to 144,113.32, 215,727.06 and 122,855.68 is: 183,905.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,113.32 : 215,727.06 = 122,855.68 : x
  2. Step 2: Convert to fraction form
    144,113.32/215,727.06 = 122,855.68/x
  3. Step 3: Cross multiply
    144,113.32x = 215,727.06 × 122,855.68
  4. Step 4: Simplify right side
    144,113.32x = 26,503,294,650.70
  5. Step 5: Solve for x
    x = 26,503,294,650.70/144,113.32
  6. Step 6: Final answer
    x = 183,905.93

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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.