Home / 249,880.32-344,843.15-136,703.07

Finding the Fourth Proportional to 249,880.32, 344,843.15 and 136,703.07

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Solution

The fourth proportional to 249,880.32, 344,843.15 and 136,703.07 is: 188,654.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,880.32 : 344,843.15 = 136,703.07 : x
  2. Step 2: Convert to fraction form
    249,880.32/344,843.15 = 136,703.07/x
  3. Step 3: Cross multiply
    249,880.32x = 344,843.15 × 136,703.07
  4. Step 4: Simplify right side
    249,880.32x = 47,141,116,589.96
  5. Step 5: Solve for x
    x = 47,141,116,589.96/249,880.32
  6. Step 6: Final answer
    x = 188,654.78

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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.