Home / 89,282.49-133,931.58-33,123.21

Finding the Fourth Proportional to 89,282.49, 133,931.58 and 33,123.21

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Solution

The fourth proportional to 89,282.49, 133,931.58 and 33,123.21 is: 49,687.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,282.49 : 133,931.58 = 33,123.21 : x
  2. Step 2: Convert to fraction form
    89,282.49/133,931.58 = 33,123.21/x
  3. Step 3: Cross multiply
    89,282.49x = 133,931.58 × 33,123.21
  4. Step 4: Simplify right side
    89,282.49x = 4,436,243,849.97
  5. Step 5: Solve for x
    x = 4,436,243,849.97/89,282.49
  6. Step 6: Final answer
    x = 49,687.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.