Home / 249,183.45-343,906.02-141,732.72

Finding the Fourth Proportional to 249,183.45, 343,906.02 and 141,732.72

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Solution

The fourth proportional to 249,183.45, 343,906.02 and 141,732.72 is: 195,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,183.45 : 343,906.02 = 141,732.72 : x
  2. Step 2: Convert to fraction form
    249,183.45/343,906.02 = 141,732.72/x
  3. Step 3: Cross multiply
    249,183.45x = 343,906.02 × 141,732.72
  4. Step 4: Simplify right side
    249,183.45x = 48,742,735,638.97
  5. Step 5: Solve for x
    x = 48,742,735,638.97/249,183.45
  6. Step 6: Final answer
    x = 195,609.84

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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.