Home / 114,944.06-158,621.28-64,643.06

Finding the Fourth Proportional to 114,944.06, 158,621.28 and 64,643.06

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Solution

The fourth proportional to 114,944.06, 158,621.28 and 64,643.06 is: 89,206.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,944.06 : 158,621.28 = 64,643.06 : x
  2. Step 2: Convert to fraction form
    114,944.06/158,621.28 = 64,643.06/x
  3. Step 3: Cross multiply
    114,944.06x = 158,621.28 × 64,643.06
  4. Step 4: Simplify right side
    114,944.06x = 10,253,764,920.32
  5. Step 5: Solve for x
    x = 10,253,764,920.32/114,944.06
  6. Step 6: Final answer
    x = 89,206.57

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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.