Home / 49,659.60-74,489.40-29,701.20

Finding the Fourth Proportional to 49,659.60, 74,489.40 and 29,701.20

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Solution

The fourth proportional to 49,659.60, 74,489.40 and 29,701.20 is: 44,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,659.60 : 74,489.40 = 29,701.20 : x
  2. Step 2: Convert to fraction form
    49,659.60/74,489.40 = 29,701.20/x
  3. Step 3: Cross multiply
    49,659.60x = 74,489.40 × 29,701.20
  4. Step 4: Simplify right side
    49,659.60x = 2,212,424,567.28
  5. Step 5: Solve for x
    x = 2,212,424,567.28/49,659.60
  6. Step 6: Final answer
    x = 44,551.80

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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.