Home / 215,534.72-323,341.37-73,373.23

Finding the Fourth Proportional to 215,534.72, 323,341.37 and 73,373.23

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Solution

The fourth proportional to 215,534.72, 323,341.37 and 73,373.23 is: 110,073.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,534.72 : 323,341.37 = 73,373.23 : x
  2. Step 2: Convert to fraction form
    215,534.72/323,341.37 = 73,373.23/x
  3. Step 3: Cross multiply
    215,534.72x = 323,341.37 × 73,373.23
  4. Step 4: Simplify right side
    215,534.72x = 23,724,599,203.19
  5. Step 5: Solve for x
    x = 23,724,599,203.19/215,534.72
  6. Step 6: Final answer
    x = 110,073.21

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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.