Home / 132,070.12-197,929.94-71,944.35

Finding the Fourth Proportional to 132,070.12, 197,929.94 and 71,944.35

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Solution

The fourth proportional to 132,070.12, 197,929.94 and 71,944.35 is: 107,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,070.12 : 197,929.94 = 71,944.35 : x
  2. Step 2: Convert to fraction form
    132,070.12/197,929.94 = 71,944.35/x
  3. Step 3: Cross multiply
    132,070.12x = 197,929.94 × 71,944.35
  4. Step 4: Simplify right side
    132,070.12x = 14,239,939,776.88
  5. Step 5: Solve for x
    x = 14,239,939,776.88/132,070.12
  6. Step 6: Final answer
    x = 107,821.06

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1.5x scale

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.