Home / 79,223.41-118,751.55-29,271.52

Finding the Fourth Proportional to 79,223.41, 118,751.55 and 29,271.52

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Solution

The fourth proportional to 79,223.41, 118,751.55 and 29,271.52 is: 43,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,223.41 : 118,751.55 = 29,271.52 : x
  2. Step 2: Convert to fraction form
    79,223.41/118,751.55 = 29,271.52/x
  3. Step 3: Cross multiply
    79,223.41x = 118,751.55 × 29,271.52
  4. Step 4: Simplify right side
    79,223.41x = 3,476,038,370.86
  5. Step 5: Solve for x
    x = 3,476,038,370.86/79,223.41
  6. Step 6: Final answer
    x = 43,876.40

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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.