Home / 108,181.73-149,284.23-59,782.57

Finding the Fourth Proportional to 108,181.73, 149,284.23 and 59,782.57

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Solution

The fourth proportional to 108,181.73, 149,284.23 and 59,782.57 is: 82,496.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,181.73 : 149,284.23 = 59,782.57 : x
  2. Step 2: Convert to fraction form
    108,181.73/149,284.23 = 59,782.57/x
  3. Step 3: Cross multiply
    108,181.73x = 149,284.23 × 59,782.57
  4. Step 4: Simplify right side
    108,181.73x = 8,924,594,929.87
  5. Step 5: Solve for x
    x = 8,924,594,929.87/108,181.73
  6. Step 6: Final answer
    x = 82,496.32

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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.