Home / 143,774.37-215,661.51-38,593.32

Finding the Fourth Proportional to 143,774.37, 215,661.51 and 38,593.32

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Solution

The fourth proportional to 143,774.37, 215,661.51 and 38,593.32 is: 57,889.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,774.37 : 215,661.51 = 38,593.32 : x
  2. Step 2: Convert to fraction form
    143,774.37/215,661.51 = 38,593.32/x
  3. Step 3: Cross multiply
    143,774.37x = 215,661.51 × 38,593.32
  4. Step 4: Simplify right side
    143,774.37x = 8,323,093,667.11
  5. Step 5: Solve for x
    x = 8,323,093,667.11/143,774.37
  6. Step 6: Final answer
    x = 57,889.97

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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.