Home / 49,656.40-68,505.48-31,746.64

Finding the Fourth Proportional to 49,656.40, 68,505.48 and 31,746.64

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Solution

The fourth proportional to 49,656.40, 68,505.48 and 31,746.64 is: 43,797.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,656.40 : 68,505.48 = 31,746.64 : x
  2. Step 2: Convert to fraction form
    49,656.40/68,505.48 = 31,746.64/x
  3. Step 3: Cross multiply
    49,656.40x = 68,505.48 × 31,746.64
  4. Step 4: Simplify right side
    49,656.40x = 2,174,818,811.59
  5. Step 5: Solve for x
    x = 2,174,818,811.59/49,656.40
  6. Step 6: Final answer
    x = 43,797.35

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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.