Home / 93,001.94-128,344.14-50,560.64

Finding the Fourth Proportional to 93,001.94, 128,344.14 and 50,560.64

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Solution

The fourth proportional to 93,001.94, 128,344.14 and 50,560.64 is: 69,774.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,001.94 : 128,344.14 = 50,560.64 : x
  2. Step 2: Convert to fraction form
    93,001.94/128,344.14 = 50,560.64/x
  3. Step 3: Cross multiply
    93,001.94x = 128,344.14 × 50,560.64
  4. Step 4: Simplify right side
    93,001.94x = 6,489,161,858.65
  5. Step 5: Solve for x
    x = 6,489,161,858.65/93,001.94
  6. Step 6: Final answer
    x = 69,774.48

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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.