Home / 93,026.05-128,374.49-50,584.21

Finding the Fourth Proportional to 93,026.05, 128,374.49 and 50,584.21

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Solution

The fourth proportional to 93,026.05, 128,374.49 and 50,584.21 is: 69,805.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,026.05 : 128,374.49 = 50,584.21 : x
  2. Step 2: Convert to fraction form
    93,026.05/128,374.49 = 50,584.21/x
  3. Step 3: Cross multiply
    93,026.05x = 128,374.49 × 50,584.21
  4. Step 4: Simplify right side
    93,026.05x = 6,493,721,907.88
  5. Step 5: Solve for x
    x = 6,493,721,907.88/93,026.05
  6. Step 6: Final answer
    x = 69,805.41

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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.