Home / 120,024.05-180,149.06-60,902.15

Finding the Fourth Proportional to 120,024.05, 180,149.06 and 60,902.15

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Solution

The fourth proportional to 120,024.05, 180,149.06 and 60,902.15 is: 91,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,024.05 : 180,149.06 = 60,902.15 : x
  2. Step 2: Convert to fraction form
    120,024.05/180,149.06 = 60,902.15/x
  3. Step 3: Cross multiply
    120,024.05x = 180,149.06 × 60,902.15
  4. Step 4: Simplify right side
    120,024.05x = 10,971,465,677.11
  5. Step 5: Solve for x
    x = 10,971,465,677.11/120,024.05
  6. Step 6: Final answer
    x = 91,410.56

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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.