Home / 125,103.29-187,674.37-42,016.73

Finding the Fourth Proportional to 125,103.29, 187,674.37 and 42,016.73

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Solution

The fourth proportional to 125,103.29, 187,674.37 and 42,016.73 is: 63,031.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,103.29 : 187,674.37 = 42,016.73 : x
  2. Step 2: Convert to fraction form
    125,103.29/187,674.37 = 42,016.73/x
  3. Step 3: Cross multiply
    125,103.29x = 187,674.37 × 42,016.73
  4. Step 4: Simplify right side
    125,103.29x = 7,885,463,696.35
  5. Step 5: Solve for x
    x = 7,885,463,696.35/125,103.29
  6. Step 6: Final answer
    x = 63,031.62

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1.5x scale

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.