Home / 249,956.35-344,938.77-135,234.61

Finding the Fourth Proportional to 249,956.35, 344,938.77 and 135,234.61

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Solution

The fourth proportional to 249,956.35, 344,938.77 and 135,234.61 is: 186,623.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,956.35 : 344,938.77 = 135,234.61 : x
  2. Step 2: Convert to fraction form
    249,956.35/344,938.77 = 135,234.61/x
  3. Step 3: Cross multiply
    249,956.35x = 344,938.77 × 135,234.61
  4. Step 4: Simplify right side
    249,956.35x = 46,647,659,172.48
  5. Step 5: Solve for x
    x = 46,647,659,172.48/249,956.35
  6. Step 6: Final answer
    x = 186,623.22

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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.