Home / 125,083.18-187,625.94-31,588.84

Finding the Fourth Proportional to 125,083.18, 187,625.94 and 31,588.84

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Solution

The fourth proportional to 125,083.18, 187,625.94 and 31,588.84 is: 47,383.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,083.18 : 187,625.94 = 31,588.84 : x
  2. Step 2: Convert to fraction form
    125,083.18/187,625.94 = 31,588.84/x
  3. Step 3: Cross multiply
    125,083.18x = 187,625.94 × 31,588.84
  4. Step 4: Simplify right side
    125,083.18x = 5,926,885,798.51
  5. Step 5: Solve for x
    x = 5,926,885,798.51/125,083.18
  6. Step 6: Final answer
    x = 47,383.56

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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.