Home / 249,938.35-344,914.55-135,216.61

Finding the Fourth Proportional to 249,938.35, 344,914.55 and 135,216.61

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Solution

The fourth proportional to 249,938.35, 344,914.55 and 135,216.61 is: 186,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,938.35 : 344,914.55 = 135,216.61 : x
  2. Step 2: Convert to fraction form
    249,938.35/344,914.55 = 135,216.61/x
  3. Step 3: Cross multiply
    249,938.35x = 344,914.55 × 135,216.61
  4. Step 4: Simplify right side
    249,938.35x = 46,638,177,214.93
  5. Step 5: Solve for x
    x = 46,638,177,214.93/249,938.35
  6. Step 6: Final answer
    x = 186,598.73

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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.