Home / 120,074.59-180,014.68-50,006.35

Finding the Fourth Proportional to 120,074.59, 180,014.68 and 50,006.35

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Solution

The fourth proportional to 120,074.59, 180,014.68 and 50,006.35 is: 74,969.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,074.59 : 180,014.68 = 50,006.35 : x
  2. Step 2: Convert to fraction form
    120,074.59/180,014.68 = 50,006.35/x
  3. Step 3: Cross multiply
    120,074.59x = 180,014.68 × 50,006.35
  4. Step 4: Simplify right side
    120,074.59x = 9,001,877,093.22
  5. Step 5: Solve for x
    x = 9,001,877,093.22/120,074.59
  6. Step 6: Final answer
    x = 74,969.04

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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.