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Finding the Fourth Proportional to 184,955.67, 255,211.46 and 112,320.79

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Solution

The fourth proportional to 184,955.67, 255,211.46 and 112,320.79 is: 154,986.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,955.67 : 255,211.46 = 112,320.79 : x
  2. Step 2: Convert to fraction form
    184,955.67/255,211.46 = 112,320.79/x
  3. Step 3: Cross multiply
    184,955.67x = 255,211.46 × 112,320.79
  4. Step 4: Simplify right side
    184,955.67x = 28,665,552,025.82
  5. Step 5: Solve for x
    x = 28,665,552,025.82/184,955.67
  6. Step 6: Final answer
    x = 154,986.07

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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.