Home / 84,298.68-116,313.84-50,291.64

Finding the Fourth Proportional to 84,298.68, 116,313.84 and 50,291.64

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Solution

The fourth proportional to 84,298.68, 116,313.84 and 50,291.64 is: 69,391.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,298.68 : 116,313.84 = 50,291.64 : x
  2. Step 2: Convert to fraction form
    84,298.68/116,313.84 = 50,291.64/x
  3. Step 3: Cross multiply
    84,298.68x = 116,313.84 × 50,291.64
  4. Step 4: Simplify right side
    84,298.68x = 5,849,613,768.30
  5. Step 5: Solve for x
    x = 5,849,613,768.30/84,298.68
  6. Step 6: Final answer
    x = 69,391.52

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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.