Home / 129,124.98-193,682.19-35,628.34

Finding the Fourth Proportional to 129,124.98, 193,682.19 and 35,628.34

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Solution

The fourth proportional to 129,124.98, 193,682.19 and 35,628.34 is: 53,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,124.98 : 193,682.19 = 35,628.34 : x
  2. Step 2: Convert to fraction form
    129,124.98/193,682.19 = 35,628.34/x
  3. Step 3: Cross multiply
    129,124.98x = 193,682.19 × 35,628.34
  4. Step 4: Simplify right side
    129,124.98x = 6,900,574,917.26
  5. Step 5: Solve for x
    x = 6,900,574,917.26/129,124.98
  6. Step 6: Final answer
    x = 53,441.05

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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.