Home / 130,909.46-196,360.27-36,145.44

Finding the Fourth Proportional to 130,909.46, 196,360.27 and 36,145.44

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Solution

The fourth proportional to 130,909.46, 196,360.27 and 36,145.44 is: 54,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,909.46 : 196,360.27 = 36,145.44 : x
  2. Step 2: Convert to fraction form
    130,909.46/196,360.27 = 36,145.44/x
  3. Step 3: Cross multiply
    130,909.46x = 196,360.27 × 36,145.44
  4. Step 4: Simplify right side
    130,909.46x = 7,097,528,267.31
  5. Step 5: Solve for x
    x = 7,097,528,267.31/130,909.46
  6. Step 6: Final answer
    x = 54,217.08

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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.