Home / 97,507.32-134,517.24-57,200.64

Finding the Fourth Proportional to 97,507.32, 134,517.24 and 57,200.64

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Solution

The fourth proportional to 97,507.32, 134,517.24 and 57,200.64 is: 78,911.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,507.32 : 134,517.24 = 57,200.64 : x
  2. Step 2: Convert to fraction form
    97,507.32/134,517.24 = 57,200.64/x
  3. Step 3: Cross multiply
    97,507.32x = 134,517.24 × 57,200.64
  4. Step 4: Simplify right side
    97,507.32x = 7,694,472,219.03
  5. Step 5: Solve for x
    x = 7,694,472,219.03/97,507.32
  6. Step 6: Final answer
    x = 78,911.74

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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.