Home / 249,571.64-344,470.05-142,204.92

Finding the Fourth Proportional to 249,571.64, 344,470.05 and 142,204.92

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Solution

The fourth proportional to 249,571.64, 344,470.05 and 142,204.92 is: 196,277.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,571.64 : 344,470.05 = 142,204.92 : x
  2. Step 2: Convert to fraction form
    249,571.64/344,470.05 = 142,204.92/x
  3. Step 3: Cross multiply
    249,571.64x = 344,470.05 × 142,204.92
  4. Step 4: Simplify right side
    249,571.64x = 48,985,335,902.65
  5. Step 5: Solve for x
    x = 48,985,335,902.65/249,571.64
  6. Step 6: Final answer
    x = 196,277.66

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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.