Home / 120,902.79-181,353.96-32,156.39

Finding the Fourth Proportional to 120,902.79, 181,353.96 and 32,156.39

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Solution

The fourth proportional to 120,902.79, 181,353.96 and 32,156.39 is: 48,234.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,902.79 : 181,353.96 = 32,156.39 : x
  2. Step 2: Convert to fraction form
    120,902.79/181,353.96 = 32,156.39/x
  3. Step 3: Cross multiply
    120,902.79x = 181,353.96 × 32,156.39
  4. Step 4: Simplify right side
    120,902.79x = 5,831,688,585.41
  5. Step 5: Solve for x
    x = 5,831,688,585.41/120,902.79
  6. Step 6: Final answer
    x = 48,234.52

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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.