Home / 143,661.44-215,254.56-73,444.16

Finding the Fourth Proportional to 143,661.44, 215,254.56 and 73,444.16

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Solution

The fourth proportional to 143,661.44, 215,254.56 and 73,444.16 is: 110,044.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,661.44 : 215,254.56 = 73,444.16 : x
  2. Step 2: Convert to fraction form
    143,661.44/215,254.56 = 73,444.16/x
  3. Step 3: Cross multiply
    143,661.44x = 215,254.56 × 73,444.16
  4. Step 4: Simplify right side
    143,661.44x = 15,809,190,345.37
  5. Step 5: Solve for x
    x = 15,809,190,345.37/143,661.44
  6. Step 6: Final answer
    x = 110,044.77

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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.