Home / 77,037.08-115,573.37-32,665.55

Finding the Fourth Proportional to 77,037.08, 115,573.37 and 32,665.55

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Solution

The fourth proportional to 77,037.08, 115,573.37 and 32,665.55 is: 49,005.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,037.08 : 115,573.37 = 32,665.55 : x
  2. Step 2: Convert to fraction form
    77,037.08/115,573.37 = 32,665.55/x
  3. Step 3: Cross multiply
    77,037.08x = 115,573.37 × 32,665.55
  4. Step 4: Simplify right side
    77,037.08x = 3,775,266,955.21
  5. Step 5: Solve for x
    x = 3,775,266,955.21/77,037.08
  6. Step 6: Final answer
    x = 49,005.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.