Home / 42,156.22-58,170.60-25,157.32

Finding the Fourth Proportional to 42,156.22, 58,170.60 and 25,157.32

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Solution

The fourth proportional to 42,156.22, 58,170.60 and 25,157.32 is: 34,714.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,156.22 : 58,170.60 = 25,157.32 : x
  2. Step 2: Convert to fraction form
    42,156.22/58,170.60 = 25,157.32/x
  3. Step 3: Cross multiply
    42,156.22x = 58,170.60 × 25,157.32
  4. Step 4: Simplify right side
    42,156.22x = 1,463,416,107.94
  5. Step 5: Solve for x
    x = 1,463,416,107.94/42,156.22
  6. Step 6: Final answer
    x = 34,714.12

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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.