Home / 115,446.46-159,314.60-64,460.06

Finding the Fourth Proportional to 115,446.46, 159,314.60 and 64,460.06

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Solution

The fourth proportional to 115,446.46, 159,314.60 and 64,460.06 is: 88,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,446.46 : 159,314.60 = 64,460.06 : x
  2. Step 2: Convert to fraction form
    115,446.46/159,314.60 = 64,460.06/x
  3. Step 3: Cross multiply
    115,446.46x = 159,314.60 × 64,460.06
  4. Step 4: Simplify right side
    115,446.46x = 10,269,428,674.88
  5. Step 5: Solve for x
    x = 10,269,428,674.88/115,446.46
  6. Step 6: Final answer
    x = 88,954.04

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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.