Home / 143,533.44-215,322.03-73,389.06

Finding the Fourth Proportional to 143,533.44, 215,322.03 and 73,389.06

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Solution

The fourth proportional to 143,533.44, 215,322.03 and 73,389.06 is: 110,094.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,533.44 : 215,322.03 = 73,389.06 : x
  2. Step 2: Convert to fraction form
    143,533.44/215,322.03 = 73,389.06/x
  3. Step 3: Cross multiply
    143,533.44x = 215,322.03 × 73,389.06
  4. Step 4: Simplify right side
    143,533.44x = 15,802,281,378.99
  5. Step 5: Solve for x
    x = 15,802,281,378.99/143,533.44
  6. Step 6: Final answer
    x = 110,094.77

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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.