Home / 147,935.70-222,049.35-73,140.30

Finding the Fourth Proportional to 147,935.70, 222,049.35 and 73,140.30

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Solution

The fourth proportional to 147,935.70, 222,049.35 and 73,140.30 is: 109,782.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,935.70 : 222,049.35 = 73,140.30 : x
  2. Step 2: Convert to fraction form
    147,935.70/222,049.35 = 73,140.30/x
  3. Step 3: Cross multiply
    147,935.70x = 222,049.35 × 73,140.30
  4. Step 4: Simplify right side
    147,935.70x = 16,240,756,073.81
  5. Step 5: Solve for x
    x = 16,240,756,073.81/147,935.70
  6. Step 6: Final answer
    x = 109,782.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.