Home / 125,110.59-187,667.10-31,616.34

Finding the Fourth Proportional to 125,110.59, 187,667.10 and 31,616.34

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Solution

The fourth proportional to 125,110.59, 187,667.10 and 31,616.34 is: 47,424.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,110.59 : 187,667.10 = 31,616.34 : x
  2. Step 2: Convert to fraction form
    125,110.59/187,667.10 = 31,616.34/x
  3. Step 3: Cross multiply
    125,110.59x = 187,667.10 × 31,616.34
  4. Step 4: Simplify right side
    125,110.59x = 5,933,346,840.41
  5. Step 5: Solve for x
    x = 5,933,346,840.41/125,110.59
  6. Step 6: Final answer
    x = 47,424.82

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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.