Home / 79,224.21-118,756.35-49,662.80

Finding the Fourth Proportional to 79,224.21, 118,756.35 and 49,662.80

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Solution

The fourth proportional to 79,224.21, 118,756.35 and 49,662.80 is: 74,444.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,224.21 : 118,756.35 = 49,662.80 : x
  2. Step 2: Convert to fraction form
    79,224.21/118,756.35 = 49,662.80/x
  3. Step 3: Cross multiply
    79,224.21x = 118,756.35 × 49,662.80
  4. Step 4: Simplify right side
    79,224.21x = 5,897,773,518.02
  5. Step 5: Solve for x
    x = 5,897,773,518.02/79,224.21
  6. Step 6: Final answer
    x = 74,444.08

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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.