Home / 86,748.37-119,713.68-50,938.81

Finding the Fourth Proportional to 86,748.37, 119,713.68 and 50,938.81

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Solution

The fourth proportional to 86,748.37, 119,713.68 and 50,938.81 is: 70,296.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,748.37 : 119,713.68 = 50,938.81 : x
  2. Step 2: Convert to fraction form
    86,748.37/119,713.68 = 50,938.81/x
  3. Step 3: Cross multiply
    86,748.37x = 119,713.68 × 50,938.81
  4. Step 4: Simplify right side
    86,748.37x = 6,098,071,546.66
  5. Step 5: Solve for x
    x = 6,098,071,546.66/86,748.37
  6. Step 6: Final answer
    x = 70,296.10

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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.