Home / 93,727.25-129,345.23-51,286.49

Finding the Fourth Proportional to 93,727.25, 129,345.23 and 51,286.49

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Solution

The fourth proportional to 93,727.25, 129,345.23 and 51,286.49 is: 70,776.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,727.25 : 129,345.23 = 51,286.49 : x
  2. Step 2: Convert to fraction form
    93,727.25/129,345.23 = 51,286.49/x
  3. Step 3: Cross multiply
    93,727.25x = 129,345.23 × 51,286.49
  4. Step 4: Simplify right side
    93,727.25x = 6,633,662,588.51
  5. Step 5: Solve for x
    x = 6,633,662,588.51/93,727.25
  6. Step 6: Final answer
    x = 70,776.24

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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.