Home / 68,337.77-94,313.42-38,133.57

Finding the Fourth Proportional to 68,337.77, 94,313.42 and 38,133.57

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Solution

The fourth proportional to 68,337.77, 94,313.42 and 38,133.57 is: 52,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,337.77 : 94,313.42 = 38,133.57 : x
  2. Step 2: Convert to fraction form
    68,337.77/94,313.42 = 38,133.57/x
  3. Step 3: Cross multiply
    68,337.77x = 94,313.42 × 38,133.57
  4. Step 4: Simplify right side
    68,337.77x = 3,596,507,212.84
  5. Step 5: Solve for x
    x = 3,596,507,212.84/68,337.77
  6. Step 6: Final answer
    x = 52,628.40

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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.