Home / 249,568.20-374,060.70-131,178.60

Finding the Fourth Proportional to 249,568.20, 374,060.70 and 131,178.60

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Solution

The fourth proportional to 249,568.20, 374,060.70 and 131,178.60 is: 196,614.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,568.20 : 374,060.70 = 131,178.60 : x
  2. Step 2: Convert to fraction form
    249,568.20/374,060.70 = 131,178.60/x
  3. Step 3: Cross multiply
    249,568.20x = 374,060.70 × 131,178.60
  4. Step 4: Simplify right side
    249,568.20x = 49,068,758,941.02
  5. Step 5: Solve for x
    x = 49,068,758,941.02/249,568.20
  6. Step 6: Final answer
    x = 196,614.63

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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.