Home / 249,688.58-344,546.46-142,255.85

Finding the Fourth Proportional to 249,688.58, 344,546.46 and 142,255.85

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Solution

The fourth proportional to 249,688.58, 344,546.46 and 142,255.85 is: 196,299.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,688.58 : 344,546.46 = 142,255.85 : x
  2. Step 2: Convert to fraction form
    249,688.58/344,546.46 = 142,255.85/x
  3. Step 3: Cross multiply
    249,688.58x = 344,546.46 × 142,255.85
  4. Step 4: Simplify right side
    249,688.58x = 49,013,747,809.06
  5. Step 5: Solve for x
    x = 49,013,747,809.06/249,688.58
  6. Step 6: Final answer
    x = 196,299.52

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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.