Home / 148,433.69-222,727.08-69,555.89

Finding the Fourth Proportional to 148,433.69, 222,727.08 and 69,555.89

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Solution

The fourth proportional to 148,433.69, 222,727.08 and 69,555.89 is: 104,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,433.69 : 222,727.08 = 69,555.89 : x
  2. Step 2: Convert to fraction form
    148,433.69/222,727.08 = 69,555.89/x
  3. Step 3: Cross multiply
    148,433.69x = 222,727.08 × 69,555.89
  4. Step 4: Simplify right side
    148,433.69x = 15,491,980,276.50
  5. Step 5: Solve for x
    x = 15,491,980,276.50/148,433.69
  6. Step 6: Final answer
    x = 104,369.70

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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.