Home / 122,463.30-183,523.86-66,182.07

Finding the Fourth Proportional to 122,463.30, 183,523.86 and 66,182.07

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Solution

The fourth proportional to 122,463.30, 183,523.86 and 66,182.07 is: 99,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,463.30 : 183,523.86 = 66,182.07 : x
  2. Step 2: Convert to fraction form
    122,463.30/183,523.86 = 66,182.07/x
  3. Step 3: Cross multiply
    122,463.30x = 183,523.86 × 66,182.07
  4. Step 4: Simplify right side
    122,463.30x = 12,145,988,949.19
  5. Step 5: Solve for x
    x = 12,145,988,949.19/122,463.30
  6. Step 6: Final answer
    x = 99,180.64

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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.