Home / 93,046.76-128,400.84-50,605.28

Finding the Fourth Proportional to 93,046.76, 128,400.84 and 50,605.28

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Solution

The fourth proportional to 93,046.76, 128,400.84 and 50,605.28 is: 69,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,046.76 : 128,400.84 = 50,605.28 : x
  2. Step 2: Convert to fraction form
    93,046.76/128,400.84 = 50,605.28/x
  3. Step 3: Cross multiply
    93,046.76x = 128,400.84 × 50,605.28
  4. Step 4: Simplify right side
    93,046.76x = 6,497,760,460.44
  5. Step 5: Solve for x
    x = 6,497,760,460.44/93,046.76
  6. Step 6: Final answer
    x = 69,833.28

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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.