Home / 133,822.48-184,622.32-77,222.92

Finding the Fourth Proportional to 133,822.48, 184,622.32 and 77,222.92

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Solution

The fourth proportional to 133,822.48, 184,622.32 and 77,222.92 is: 106,537.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,822.48 : 184,622.32 = 77,222.92 : x
  2. Step 2: Convert to fraction form
    133,822.48/184,622.32 = 77,222.92/x
  3. Step 3: Cross multiply
    133,822.48x = 184,622.32 × 77,222.92
  4. Step 4: Simplify right side
    133,822.48x = 14,257,074,647.57
  5. Step 5: Solve for x
    x = 14,257,074,647.57/133,822.48
  6. Step 6: Final answer
    x = 106,537.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.