Home / 129,250.84-193,876.30-40,504.34

Finding the Fourth Proportional to 129,250.84, 193,876.30 and 40,504.34

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Solution

The fourth proportional to 129,250.84, 193,876.30 and 40,504.34 is: 60,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,250.84 : 193,876.30 = 40,504.34 : x
  2. Step 2: Convert to fraction form
    129,250.84/193,876.30 = 40,504.34/x
  3. Step 3: Cross multiply
    129,250.84x = 193,876.30 × 40,504.34
  4. Step 4: Simplify right side
    129,250.84x = 7,852,831,573.14
  5. Step 5: Solve for x
    x = 7,852,831,573.14/129,250.84
  6. Step 6: Final answer
    x = 60,756.52

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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.