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Finding the Fourth Proportional to 120,026.94, 180,050.94 and 60,824.58

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Solution

The fourth proportional to 120,026.94, 180,050.94 and 60,824.58 is: 91,242.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,026.94 : 180,050.94 = 60,824.58 : x
  2. Step 2: Convert to fraction form
    120,026.94/180,050.94 = 60,824.58/x
  3. Step 3: Cross multiply
    120,026.94x = 180,050.94 × 60,824.58
  4. Step 4: Simplify right side
    120,026.94x = 10,951,522,804.11
  5. Step 5: Solve for x
    x = 10,951,522,804.11/120,026.94
  6. Step 6: Final answer
    x = 91,242.21

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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.