Home / 144,164.25-216,285.82-69,346.98

Finding the Fourth Proportional to 144,164.25, 216,285.82 and 69,346.98

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Solution

The fourth proportional to 144,164.25, 216,285.82 and 69,346.98 is: 104,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,164.25 : 216,285.82 = 69,346.98 : x
  2. Step 2: Convert to fraction form
    144,164.25/216,285.82 = 69,346.98/x
  3. Step 3: Cross multiply
    144,164.25x = 216,285.82 × 69,346.98
  4. Step 4: Simplify right side
    144,164.25x = 14,998,768,433.82
  5. Step 5: Solve for x
    x = 14,998,768,433.82/144,164.25
  6. Step 6: Final answer
    x = 104,039.44

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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.