Home / 125,277.13-187,912.04-46,389.61

Finding the Fourth Proportional to 125,277.13, 187,912.04 and 46,389.61

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Solution

The fourth proportional to 125,277.13, 187,912.04 and 46,389.61 is: 69,583.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,277.13 : 187,912.04 = 46,389.61 : x
  2. Step 2: Convert to fraction form
    125,277.13/187,912.04 = 46,389.61/x
  3. Step 3: Cross multiply
    125,277.13x = 187,912.04 × 46,389.61
  4. Step 4: Simplify right side
    125,277.13x = 8,717,165,310.34
  5. Step 5: Solve for x
    x = 8,717,165,310.34/125,277.13
  6. Step 6: Final answer
    x = 69,583.06

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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.