Home / 122,969.40-184,475.10-56,415.22

Finding the Fourth Proportional to 122,969.40, 184,475.10 and 56,415.22

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Solution

The fourth proportional to 122,969.40, 184,475.10 and 56,415.22 is: 84,632.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,969.40 : 184,475.10 = 56,415.22 : x
  2. Step 2: Convert to fraction form
    122,969.40/184,475.10 = 56,415.22/x
  3. Step 3: Cross multiply
    122,969.40x = 184,475.10 × 56,415.22
  4. Step 4: Simplify right side
    122,969.40x = 10,407,203,351.02
  5. Step 5: Solve for x
    x = 10,407,203,351.02/122,969.40
  6. Step 6: Final answer
    x = 84,632.46

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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.