Home / 247,631.07-341,732.25-145,660.98

Finding the Fourth Proportional to 247,631.07, 341,732.25 and 145,660.98

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Solution

The fourth proportional to 247,631.07, 341,732.25 and 145,660.98 is: 201,012.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,631.07 : 341,732.25 = 145,660.98 : x
  2. Step 2: Convert to fraction form
    247,631.07/341,732.25 = 145,660.98/x
  3. Step 3: Cross multiply
    247,631.07x = 341,732.25 × 145,660.98
  4. Step 4: Simplify right side
    247,631.07x = 49,777,054,432.61
  5. Step 5: Solve for x
    x = 49,777,054,432.61/247,631.07
  6. Step 6: Final answer
    x = 201,012.96

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1.5x scale

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.