Home / 249,585.64-344,489.38-142,218.96

Finding the Fourth Proportional to 249,585.64, 344,489.38 and 142,218.96

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Solution

The fourth proportional to 249,585.64, 344,489.38 and 142,218.96 is: 196,297.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,585.64 : 344,489.38 = 142,218.96 : x
  2. Step 2: Convert to fraction form
    249,585.64/344,489.38 = 142,218.96/x
  3. Step 3: Cross multiply
    249,585.64x = 344,489.38 × 142,218.96
  4. Step 4: Simplify right side
    249,585.64x = 48,992,921,354.64
  5. Step 5: Solve for x
    x = 48,992,921,354.64/249,585.64
  6. Step 6: Final answer
    x = 196,297.04

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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.