Home / 124,960.70-187,456.64-40,729.34

Finding the Fourth Proportional to 124,960.70, 187,456.64 and 40,729.34

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Solution

The fourth proportional to 124,960.70, 187,456.64 and 40,729.34 is: 61,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,960.70 : 187,456.64 = 40,729.34 : x
  2. Step 2: Convert to fraction form
    124,960.70/187,456.64 = 40,729.34/x
  3. Step 3: Cross multiply
    124,960.70x = 187,456.64 × 40,729.34
  4. Step 4: Simplify right side
    124,960.70x = 7,634,985,225.82
  5. Step 5: Solve for x
    x = 7,634,985,225.82/124,960.70
  6. Step 6: Final answer
    x = 61,099.09

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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.