Home / 122,746.64-183,969-63,548.48

Finding the Fourth Proportional to 122,746.64, 183,969 and 63,548.48

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Solution

The fourth proportional to 122,746.64, 183,969 and 63,548.48 is: 95,244.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,746.64 : 183,969 = 63,548.48 : x
  2. Step 2: Convert to fraction form
    122,746.64/183,969 = 63,548.48/x
  3. Step 3: Cross multiply
    122,746.64x = 183,969 × 63,548.48
  4. Step 4: Simplify right side
    122,746.64x = 11,690,950,317.12
  5. Step 5: Solve for x
    x = 11,690,950,317.12/122,746.64
  6. Step 6: Final answer
    x = 95,244.56

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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.