Home / 133,046.99-183,598.35-72,616.13

Finding the Fourth Proportional to 133,046.99, 183,598.35 and 72,616.13

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Solution

The fourth proportional to 133,046.99, 183,598.35 and 72,616.13 is: 100,206.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,046.99 : 183,598.35 = 72,616.13 : x
  2. Step 2: Convert to fraction form
    133,046.99/183,598.35 = 72,616.13/x
  3. Step 3: Cross multiply
    133,046.99x = 183,598.35 × 72,616.13
  4. Step 4: Simplify right side
    133,046.99x = 13,332,201,651.39
  5. Step 5: Solve for x
    x = 13,332,201,651.39/133,046.99
  6. Step 6: Final answer
    x = 100,206.71

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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.