Home / 69,628.62-96,037.86-63,904.56

Finding the Fourth Proportional to 69,628.62, 96,037.86 and 63,904.56

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Solution

The fourth proportional to 69,628.62, 96,037.86 and 63,904.56 is: 88,142.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,628.62 : 96,037.86 = 63,904.56 : x
  2. Step 2: Convert to fraction form
    69,628.62/96,037.86 = 63,904.56/x
  3. Step 3: Cross multiply
    69,628.62x = 96,037.86 × 63,904.56
  4. Step 4: Simplify right side
    69,628.62x = 6,137,257,186.64
  5. Step 5: Solve for x
    x = 6,137,257,186.64/69,628.62
  6. Step 6: Final answer
    x = 88,142.74

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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.