Home / 249,076.40-373,204.20-143,711.60

Finding the Fourth Proportional to 249,076.40, 373,204.20 and 143,711.60

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Solution

The fourth proportional to 249,076.40, 373,204.20 and 143,711.60 is: 215,330.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,076.40 : 373,204.20 = 143,711.60 : x
  2. Step 2: Convert to fraction form
    249,076.40/373,204.20 = 143,711.60/x
  3. Step 3: Cross multiply
    249,076.40x = 373,204.20 × 143,711.60
  4. Step 4: Simplify right side
    249,076.40x = 53,633,772,708.72
  5. Step 5: Solve for x
    x = 53,633,772,708.72/249,076.40
  6. Step 6: Final answer
    x = 215,330.61

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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.