Home / 108,834.60-150,181.38-61,077

Finding the Fourth Proportional to 108,834.60, 150,181.38 and 61,077

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Solution

The fourth proportional to 108,834.60, 150,181.38 and 61,077 is: 84,280.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,834.60 : 150,181.38 = 61,077 : x
  2. Step 2: Convert to fraction form
    108,834.60/150,181.38 = 61,077/x
  3. Step 3: Cross multiply
    108,834.60x = 150,181.38 × 61,077
  4. Step 4: Simplify right side
    108,834.60x = 9,172,628,146.26
  5. Step 5: Solve for x
    x = 9,172,628,146.26/108,834.60
  6. Step 6: Final answer
    x = 84,280.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.