Home / 131,250.60-196,746.30-64,636.20

Finding the Fourth Proportional to 131,250.60, 196,746.30 and 64,636.20

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Solution

The fourth proportional to 131,250.60, 196,746.30 and 64,636.20 is: 96,890.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,250.60 : 196,746.30 = 64,636.20 : x
  2. Step 2: Convert to fraction form
    131,250.60/196,746.30 = 64,636.20/x
  3. Step 3: Cross multiply
    131,250.60x = 196,746.30 × 64,636.20
  4. Step 4: Simplify right side
    131,250.60x = 12,716,933,196.06
  5. Step 5: Solve for x
    x = 12,716,933,196.06/131,250.60
  6. Step 6: Final answer
    x = 96,890.48

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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.