Home / 93,025.80-128,330.46-55,273.32

Finding the Fourth Proportional to 93,025.80, 128,330.46 and 55,273.32

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Solution

The fourth proportional to 93,025.80, 128,330.46 and 55,273.32 is: 76,250.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,025.80 : 128,330.46 = 55,273.32 : x
  2. Step 2: Convert to fraction form
    93,025.80/128,330.46 = 55,273.32/x
  3. Step 3: Cross multiply
    93,025.80x = 128,330.46 × 55,273.32
  4. Step 4: Simplify right side
    93,025.80x = 7,093,250,581.33
  5. Step 5: Solve for x
    x = 7,093,250,581.33/93,025.80
  6. Step 6: Final answer
    x = 76,250.36

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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.