Home / 133,981.98-200,974.04-48,653.16

Finding the Fourth Proportional to 133,981.98, 200,974.04 and 48,653.16

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Solution

The fourth proportional to 133,981.98, 200,974.04 and 48,653.16 is: 72,980.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,981.98 : 200,974.04 = 48,653.16 : x
  2. Step 2: Convert to fraction form
    133,981.98/200,974.04 = 48,653.16/x
  3. Step 3: Cross multiply
    133,981.98x = 200,974.04 × 48,653.16
  4. Step 4: Simplify right side
    133,981.98x = 9,778,022,123.97
  5. Step 5: Solve for x
    x = 9,778,022,123.97/133,981.98
  6. Step 6: Final answer
    x = 72,980.13

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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.