Home / 66,344.63-99,546.24-51,480.89

Finding the Fourth Proportional to 66,344.63, 99,546.24 and 51,480.89

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Solution

The fourth proportional to 66,344.63, 99,546.24 and 51,480.89 is: 77,244.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,344.63 : 99,546.24 = 51,480.89 : x
  2. Step 2: Convert to fraction form
    66,344.63/99,546.24 = 51,480.89/x
  3. Step 3: Cross multiply
    66,344.63x = 99,546.24 × 51,480.89
  4. Step 4: Simplify right side
    66,344.63x = 5,124,728,521.07
  5. Step 5: Solve for x
    x = 5,124,728,521.07/66,344.63
  6. Step 6: Final answer
    x = 77,244.06

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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.