Home / 129,329.70-193,994.63-35,835.45

Finding the Fourth Proportional to 129,329.70, 193,994.63 and 35,835.45

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Solution

The fourth proportional to 129,329.70, 193,994.63 and 35,835.45 is: 53,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,329.70 : 193,994.63 = 35,835.45 : x
  2. Step 2: Convert to fraction form
    129,329.70/193,994.63 = 35,835.45/x
  3. Step 3: Cross multiply
    129,329.70x = 193,994.63 × 35,835.45
  4. Step 4: Simplify right side
    129,329.70x = 6,951,884,863.63
  5. Step 5: Solve for x
    x = 6,951,884,863.63/129,329.70
  6. Step 6: Final answer
    x = 53,753.20

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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.