Home / 125,886.09-188,827.26-31,116.27

Finding the Fourth Proportional to 125,886.09, 188,827.26 and 31,116.27

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Solution

The fourth proportional to 125,886.09, 188,827.26 and 31,116.27 is: 46,673.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,886.09 : 188,827.26 = 31,116.27 : x
  2. Step 2: Convert to fraction form
    125,886.09/188,827.26 = 31,116.27/x
  3. Step 3: Cross multiply
    125,886.09x = 188,827.26 × 31,116.27
  4. Step 4: Simplify right side
    125,886.09x = 5,875,600,005.52
  5. Step 5: Solve for x
    x = 5,875,600,005.52/125,886.09
  6. Step 6: Final answer
    x = 46,673.94

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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.