Home / 78,297.04-117,445.56-22,893.04

Finding the Fourth Proportional to 78,297.04, 117,445.56 and 22,893.04

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Solution

The fourth proportional to 78,297.04, 117,445.56 and 22,893.04 is: 34,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,297.04 : 117,445.56 = 22,893.04 : x
  2. Step 2: Convert to fraction form
    78,297.04/117,445.56 = 22,893.04/x
  3. Step 3: Cross multiply
    78,297.04x = 117,445.56 × 22,893.04
  4. Step 4: Simplify right side
    78,297.04x = 2,688,685,902.90
  5. Step 5: Solve for x
    x = 2,688,685,902.90/78,297.04
  6. Step 6: Final answer
    x = 34,339.56

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1.5x scale

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.