Home / 78,792.48-118,232.88-41,855.52

Finding the Fourth Proportional to 78,792.48, 118,232.88 and 41,855.52

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Solution

The fourth proportional to 78,792.48, 118,232.88 and 41,855.52 is: 62,806.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,792.48 : 118,232.88 = 41,855.52 : x
  2. Step 2: Convert to fraction form
    78,792.48/118,232.88 = 41,855.52/x
  3. Step 3: Cross multiply
    78,792.48x = 118,232.88 × 41,855.52
  4. Step 4: Simplify right side
    78,792.48x = 4,948,698,673.50
  5. Step 5: Solve for x
    x = 4,948,698,673.50/78,792.48
  6. Step 6: Final answer
    x = 62,806.74

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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.