Home / 249,959.34-344,942.90-135,237.60

Finding the Fourth Proportional to 249,959.34, 344,942.90 and 135,237.60

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Solution

The fourth proportional to 249,959.34, 344,942.90 and 135,237.60 is: 186,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,959.34 : 344,942.90 = 135,237.60 : x
  2. Step 2: Convert to fraction form
    249,959.34/344,942.90 = 135,237.60/x
  3. Step 3: Cross multiply
    249,959.34x = 344,942.90 × 135,237.60
  4. Step 4: Simplify right side
    249,959.34x = 46,649,249,933.04
  5. Step 5: Solve for x
    x = 46,649,249,933.04/249,959.34
  6. Step 6: Final answer
    x = 186,627.35

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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.