Home / 125,116.69-187,664.10-46,231.60

Finding the Fourth Proportional to 125,116.69, 187,664.10 and 46,231.60

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Solution

The fourth proportional to 125,116.69, 187,664.10 and 46,231.60 is: 69,343.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,116.69 : 187,664.10 = 46,231.60 : x
  2. Step 2: Convert to fraction form
    125,116.69/187,664.10 = 46,231.60/x
  3. Step 3: Cross multiply
    125,116.69x = 187,664.10 × 46,231.60
  4. Step 4: Simplify right side
    125,116.69x = 8,676,011,605.56
  5. Step 5: Solve for x
    x = 8,676,011,605.56/125,116.69
  6. Step 6: Final answer
    x = 69,343.36

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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.