Home / 239,426.58-330,402.60-131,994.12

Finding the Fourth Proportional to 239,426.58, 330,402.60 and 131,994.12

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Solution

The fourth proportional to 239,426.58, 330,402.60 and 131,994.12 is: 182,148.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,426.58 : 330,402.60 = 131,994.12 : x
  2. Step 2: Convert to fraction form
    239,426.58/330,402.60 = 131,994.12/x
  3. Step 3: Cross multiply
    239,426.58x = 330,402.60 × 131,994.12
  4. Step 4: Simplify right side
    239,426.58x = 43,611,200,432.71
  5. Step 5: Solve for x
    x = 43,611,200,432.71/239,426.58
  6. Step 6: Final answer
    x = 182,148.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.