Home / 123,623.08-185,434.45-44,718.82

Finding the Fourth Proportional to 123,623.08, 185,434.45 and 44,718.82

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Solution

The fourth proportional to 123,623.08, 185,434.45 and 44,718.82 is: 67,078.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,623.08 : 185,434.45 = 44,718.82 : x
  2. Step 2: Convert to fraction form
    123,623.08/185,434.45 = 44,718.82/x
  3. Step 3: Cross multiply
    123,623.08x = 185,434.45 × 44,718.82
  4. Step 4: Simplify right side
    123,623.08x = 8,292,409,215.97
  5. Step 5: Solve for x
    x = 8,292,409,215.97/123,623.08
  6. Step 6: Final answer
    x = 67,078.17

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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.