Home / 79,244.16-118,749.60-34,830.24

Finding the Fourth Proportional to 79,244.16, 118,749.60 and 34,830.24

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Solution

The fourth proportional to 79,244.16, 118,749.60 and 34,830.24 is: 52,194.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,244.16 : 118,749.60 = 34,830.24 : x
  2. Step 2: Convert to fraction form
    79,244.16/118,749.60 = 34,830.24/x
  3. Step 3: Cross multiply
    79,244.16x = 118,749.60 × 34,830.24
  4. Step 4: Simplify right side
    79,244.16x = 4,136,077,067.90
  5. Step 5: Solve for x
    x = 4,136,077,067.90/79,244.16
  6. Step 6: Final answer
    x = 52,194.09

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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.