Home / 249,400.54-344,049.43-147,376.65

Finding the Fourth Proportional to 249,400.54, 344,049.43 and 147,376.65

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Solution

The fourth proportional to 249,400.54, 344,049.43 and 147,376.65 is: 203,306.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,400.54 : 344,049.43 = 147,376.65 : x
  2. Step 2: Convert to fraction form
    249,400.54/344,049.43 = 147,376.65/x
  3. Step 3: Cross multiply
    249,400.54x = 344,049.43 × 147,376.65
  4. Step 4: Simplify right side
    249,400.54x = 50,704,852,059.37
  5. Step 5: Solve for x
    x = 50,704,852,059.37/249,400.54
  6. Step 6: Final answer
    x = 203,306.91

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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.